Best Sibling Names for Rhiannon
Names chosen to complement Rhiannon — matching origin (Wales), era, and style.
200 options89 girl124 boy
These sibling names share Rhiannon's Wales roots or similar popularity era, and start with a different letter to avoid alliteration.
Owen
Rhiannon & Owen
BoyWales
noble, young warrior; well born, noble
#20 →
Talyr
Rhiannon & Talyr
GirlWales
to be a plough or furrow
#533 →
dylan
Rhiannon & dylan
BoyWales
From 'dy', meaning 'great', and 'llanw', meaning 'tide' or 'flow', thus 'great tide'.
#34 →
Glynne
Rhiannon & Glynne
GirlWales
Fair, alive or lake
#582 →
Evan
Rhiannon & Evan
BoyWales
the Lord is gracious
#137 ↓
Bethan
Rhiannon & Bethan
GirlWales
House of God
#676 →
Bevan
Rhiannon & Bevan
BoyWales
son of the fair one
#709 →
Llyod
Rhiannon & Llyod
BoyWales
gray, gray-haired
#713 →
Leri
Rhiannon & Leri
BoyWales
The name Leri is believed to be derived from the Welsh word 'ler', meaning 'sea'.
#744 →
Glynis
Rhiannon & Glynis
GirlWales
Glyn - 'Glen'
#751 →
Guendolyn
Rhiannon & Guendolyn
GirlWales
Fair, blessed ring
#754 →
Gwen
Rhiannon & Gwen
GirlWales
white
#817 →
Catrin
Rhiannon & Catrin
GirlWales
Welsh form of KATHERINE, as well as a German short form of KATHARINA.
#825 →
Sarn
Rhiannon & Sarn
BoyWales
Welsh
#834 →
Glynnis
Rhiannon & Glynnis
GirlWales
fair and blessed
#849 →
Gwendolyn
Rhiannon & Gwendolyn
GirlWales
blessed ring
#378 →
Brecon
Rhiannon & Brecon
BoyWales
a steep place or hill
#503 →
Emryck
Rhiannon & Emryck
BoyWales
ruler or king
#509 →
Luellen
Rhiannon & Luellen
GirlWales
famous river or lake
#524 →
Gwenne
Rhiannon & Gwenne
GirlWales
fair, blessed
Blodwen
Rhiannon & Blodwen
GirlWales
white flower
#563 →
Morgann
Rhiannon & Morgann
GirlWales
sea circle or bright sea
#608 →
Olwyn
Rhiannon & Olwyn
GirlWales
White hoof
#615 →
Guyneth
Rhiannon & Guyneth
GirlWales
blessed, fortunate
#627 →
Calon
Rhiannon & Calon
BoyWales
Heart
Glenys
Rhiannon & Glenys
GirlWales
fair, purity
#649 →
Ieuan
Rhiannon & Ieuan
BoyWales
gift from God
#650 →
Meghan
Rhiannon & Meghan
GirlWales
Variant of MEGAN.
Glyndora
Rhiannon & Glyndora
GirlWales
vale of the river
Lloyed
Rhiannon & Lloyed
BoyWales
Grey or gray-haired.
#736 →
Brenin
Rhiannon & Brenin
BoyWales
Prince.
#749 →
Elgan
Rhiannon & Elgan
BoyWales
Bright
#752 →
Gwyned
Rhiannon & Gwyned
GirlWales
blessed, fair
#780 →
Gwender
Rhiannon & Gwender
GirlWales
fair, beautiful
Ithel
Rhiannon & Ithel
BoyWales
generous
#789 →
Gwenell
Rhiannon & Gwenell
GirlWales
Fair, Blessed, White
#800 →
Lloyde
Rhiannon & Lloyde
BoyWales
The name means 'grey' or 'gray-haired', often associated with intelligence and wisdom.
#822 →
Ceridwen
Rhiannon & Ceridwen
GirlWales
beautiful, poetry, or the great poetess
#833 →
Betsi
Rhiannon & Betsi
GirlWales
God is my oath; pledged to God
#851 →
Caitryn
Rhiannon & Caitryn
GirlWales
pure
#853 →
Gwendolene
Rhiannon & Gwendolene
GirlWales
white, fair, blessed; blessed ring
#869 →
Gwynetta
Rhiannon & Gwynetta
GirlWales
blessed, fair, white
#875 →
Garian
Rhiannon & Garian
BoyWales
graceful, gentle
Dolen
Rhiannon & Dolen
BoyWales
a peace keeper
#917 →
Dyllyn
Rhiannon & Dyllyn
BoyWales
One who is loyal
#925 →
Gwennyth
Rhiannon & Gwennyth
GirlWales
blessed
#932 →
Llesica
Rhiannon & Llesica
GirlWales
From the grove
Tregan
Rhiannon & Tregan
BoyWales
one who is from the farm or homestead
#939 →
Elry
Rhiannon & Elry
BoyWales
one who is noble or nobleman
#944 →
Gwendlyon
Rhiannon & Gwendlyon
GirlWales
blessed ring
#952 →
Gwennetta
Rhiannon & Gwennetta
GirlWales
blessed
Llaneli
Rhiannon & Llaneli
GirlWales
church or chapel on the river Lliw.
Gwili
Rhiannon & Gwili
GirlWales
Fair or blessed
#973 →
Gannyn
Rhiannon & Gannyn
BoyWales
Fair or white; Strong or brave
#996 →
Gwyne
Rhiannon & Gwyne
GirlWales
Fair, white; blessed
Merion
Rhiannon & Merion
UnisexWales
Of the sea
Gwendola
Rhiannon & Gwendola
GirlWales
White or fair circle, blessed.
Elideth
Rhiannon & Elideth
GirlWales
God's Promise
Gwendoyln
Rhiannon & Gwendoyln
GirlWales
White ring
Aeddon
Rhiannon & Aeddon
BoyWales
Fiery on the battlefield
Ceri
Rhiannon & Ceri
GirlWales
to love
Olwen
Rhiannon & Olwen
GirlWales
white footprint
Cadell
Rhiannon & Cadell
BoyWales
battle, spirit
Dylanthomas
Rhiannon & Dylanthomas
BoyWales
The son of the sea
Ery
Rhiannon & Ery
BoyWales
derived from 'Eiry', meaning 'snow' or 'frost'
Dilyn
Rhiannon & Dilyn
UnisexWales
to follow
Dyllian
Rhiannon & Dyllian
BoyWales
son of the sea
Kyeden
Rhiannon & Kyeden
BoyWales
descendant of Caedain
Taff
Rhiannon & Taff
BoyWales
a man of the sea
Gladys
Rhiannon & Gladys
GirlWales
royalty
Derwyn
Rhiannon & Derwyn
BoyWales
man from the oak tree
Gwyn
Rhiannon & Gwyn
GirlWales
white, fair, blessed
Bryndan
Rhiannon & Bryndan
BoyWales
descendant of Brân
Gwendylan
Rhiannon & Gwendylan
GirlWales
blessed ring
Enneth
Rhiannon & Enneth
BoyWales
The name means 'steady' or 'firm'
Llenifer
Rhiannon & Llenifer
GirlWales
Derived from 'Llan', meaning 'church or parish' and 'ifer', typically a feminine suffix.
Mostyn
Rhiannon & Mostyn
BoyWales
From a Welsh place name which means "moss town" in Old English.
Cledith
Rhiannon & Cledith
UnisexWales
pure, clear
Gwydion
Rhiannon & Gwydion
BoyWales
the one who is born under the sign of the owl
Gryffen
Rhiannon & Gryffen
BoyWales
strong lord
Gwinda
Rhiannon & Gwinda
GirlWales
blessed
Gerran
Rhiannon & Gerran
BoyWales
To be a brave person; a guardian.
Gwytha
Rhiannon & Gwytha
GirlWales
the grace
Trahern
Rhiannon & Trahern
BoyWales
meaning 'three stones' or possibly 'the third'
Gwilym
Rhiannon & Gwilym
BoyWales
Meaning 'the shield' or 'the protector'.
Aderyn
Rhiannon & Aderyn
GirlWales
Means "bird" in Welsh. This is a modern Welsh name.
Gwin
Rhiannon & Gwin
UnisexWales
fair, blessed
Siaan
Rhiannon & Siaan
BoyWales
God is gracious
Gwendelynn
Rhiannon & Gwendelynn
GirlWales
Fair, blessed, white ring
Euri
Rhiannon & Euri
UnisexWales
golden
Gwelda
Rhiannon & Gwelda
GirlWales
Fair one; brightness
Gwladys
Rhiannon & Gwladys
GirlWales
land of the foreigners
Emrys
Rhiannon & Emrys
UnisexWales
Immortal or 'the immortal one'.
Gwendol
Rhiannon & Gwendol
GirlWales
blessed ring
Glynna
Rhiannon & Glynna
GirlWales
lake; glen
Owena
Rhiannon & Owena
GirlWales
young warrior
Eirian
Rhiannon & Eirian
GirlWales
Beautiful, bright, or shining.
Gwendalin
Rhiannon & Gwendalin
GirlWales
White ring
Dylanthas
Rhiannon & Dylanthas
BoyWales
son of the sea
Glyn
Rhiannon & Glyn
BoyWales
valley
Tylun
Rhiannon & Tylun
BoyWales
One who is gentle.
Lloyd
Rhiannon & Lloyd
BoyWales
Grey; sacred
Iestyn
Rhiannon & Iestyn
BoyWales
just, righteous
Nellwyn
Rhiannon & Nellwyn
GirlWales
bright
Tegan
Rhiannon & Tegan
UnisexWales
beautiful, fair
Dwen
Rhiannon & Dwen
BoyWales
meaning 'descendant of Duane'
Gwyneth
Rhiannon & Gwyneth
GirlWales
blessed
Gwynn
Rhiannon & Gwynn
GirlWales
Fair, blessed, or white.
Evans
Rhiannon & Evans
BoyWales
Son of Evan
Merlin
Rhiannon & Merlin
BoyWales
Form of the Welsh name Myrddin (meaning "sea fortress") used by Geoffrey of Monmouth in his 12th-century Arthurian tales.
Daniel
Rhiannon & Daniel
Boy[English
From the Hebrew name דָּנִיֵּאל (Daniyyel) meaning "God is my judge". Daniel was a Hebrew prophet whose story is told in the Book of Daniel in the Old Testament.
#17 →
Emily
Rhiannon & Emily
GirlEnglish-speaking countries
rival
#19 →
David
Rhiannon & David
Boy[English
From the Hebrew name דָּוִד (Dawid), which was probably derived from Hebrew דוד (dwd) meaning "beloved". David was the second and greatest of the kings of Israel, ruling in the 10th century BC.
#27 →
Matthew
Rhiannon & Matthew
Boy[English
English form of Ματθαιος (Matthaios), which was a Greek form of the Hebrew name מַתִּתְיָהוּ (Mattityahu) meaning "gift of YAHWEH". Matthew, also called Levi, was one of the twelve apostles.
#32 →
Christopher
Rhiannon & Christopher
BoyUSA
From the Late Greek name Χριστοφορος (Christophoros) meaning "bearing CHRIST", derived from Χριστος (Christos) combined with φερω (phero) "to bear, to carry".
#55 →
Andrew
Rhiannon & Andrew
BoyGreece
English form of the Greek name Ανδρεας (Andreas), which was derived from ανδρειος (andreios) "manly, masculine", a derivative of ανηρ (aner) "man".
#65 →
Aaron
Rhiannon & Aaron
Boy[English
From the Hebrew name אַהֲרֹן ('Aharon) which is most likely of unknown Egyptian origin. Other theories claim a Hebrew derivation, and suggest meanings such as "high mountain" or "exalted".
#68 →
Wesley
Rhiannon & Wesley
BoyEnglish-speaking countries
Western meadow
#70 ↑
Weston
Rhiannon & Weston
BoyEnglish
From the west town
#75 ↑
Jonathan
Rhiannon & Jonathan
BoyIsrael
God has given
#82 →
Maria
Rhiannon & Maria
GirlHebrew
Bitterness; sea of sorrow
#82 ↑
Sarah
Rhiannon & Sarah
GirlHebrew-speaking countries
princess
#91 →
Jordan
Rhiannon & Jordan
BoyIsrael
From the name of the river which flows between the countries of Jordan and Israel. The river's name in Hebrew is יַרְדֵן (Yarden), and it is derived from יָרַד (yarad) meaning "descend" or "flow down".
#96 →
Austin
Rhiannon & Austin
Boy[English]
Medieval contracted form of AUGUSTINE (1). Modern use of the name is probably also partly inspired by the common surname Austin, which is of the same origin. This is also the name of a city in Texas.
#101 →
Adam
Rhiannon & Adam
BoyHebrew
Man; human; to be red, referring to the red earth.
#103 →
Xavier
Rhiannon & Xavier
BoySpain
new house
#105 →
Dominic
Rhiannon & Dominic
Boy[English]
From the Late Latin name Dominicus meaning "of the Lord". This name was traditionally given to a child born on Sunday.
#106 ↓
Damian
Rhiannon & Damian
BoyGreece
From the Greek name Δαμιανος (Damianos) which was derived from Greek δαμαζω (damazo) "to tame". Saint Damian was martyred with his twin brother Cosmo in Syria early in the 4th century.
#108 →
Giovanni
Rhiannon & Giovanni
BoyItaly
Italian form of Iohannes (see JOHN). The Renaissance painter Giovanni Bellini (1430-1516) and the painter and sculptor Giovanni Lorenzo Bernini (1598-1680) were two famous bearers of this name.
#123 →
Ashley
Rhiannon & Ashley
GirlUnited Kingdom
Ash tree clearing
#126 →
Connor
Rhiannon & Connor
BoyIreland
lover of hounds
#126 ↓
Melanie
Rhiannon & Melanie
GirlGreece
Dark-skinned or black.
#130 →
Luis
Rhiannon & Luis
Boy[Spanish]
Spanish form of LOUIS.
#134 →
Carlos
Rhiannon & Carlos
Boy[Spanish
Spanish, Portuguese and Catalan form of CHARLES.
#139 →
Juan
Rhiannon & Juan
BoySpain
God is gracious.
#140 →
Summer
Rhiannon & Summer
Girl[English]
From the name of the season, ultimately from Old English sumor. It has been in use as a given name since the 1970s.
#141 ↑
Nathaniel
Rhiannon & Nathaniel
BoyHebrew
Gift of God
#143 ↓
Valerie
Rhiannon & Valerie
GirlLatin-speaking countries
strength, valor
#145 →
Jason
Rhiannon & Jason
BoyGreek
Healer
#147 ↓
Chase
Rhiannon & Chase
Boy[English]
From a surname meaning "chase, hunt" in Middle English, originally a nickname for a huntsman.
#154 ↓
Ashton
Rhiannon & Ashton
UnisexAmerican
ash tree town; ash town
#156 ↓
Alan
Rhiannon & Alan
BoyFrance
rock, harmony
#167 →
Katherine
Rhiannon & Katherine
Girl[English]
From the Greek name Αικατερινη (Aikaterine). The etymology is debated: it could derive from the earlier Greek name ‘Εκατερινη (Hekaterine), which came from ‘εκατερος (hekateros) "each of the two"; it could derive from th…
#170 ↓
Zachary
Rhiannon & Zachary
BoyAmerican
the Lord has remembered
#171 ↓
Andrea
Rhiannon & Andrea
GirlItaly
manly, brave
#173 ↓
Emmanuel
Rhiannon & Emmanuel
BoyHebrew-speaking Countries
God is with us.
#173 →
Adonis
Rhiannon & Adonis
Boy[Greek Mythology]
From the Semitic Adonai, which means "lord". In Greek myth Adonis was a handsome young shepherd killed while hunting a wild boar. The anemone flower is said to have sprung from his blood.
#174 ↑
Tyler
Rhiannon & Tyler
BoyUSA
Maker of tiles
#177 ↓
Antonio
Rhiannon & Antonio
BoyItalian
derived from 'Antonius', meaning 'priceless' or 'of inestimable worth'
#179 →
Justin
Rhiannon & Justin
Boy[English
From the Latin name Iustinus, which was derived from JUSTUS. This was the name of several early saints including Justin Martyr, a Christian philosopher of the 2nd century who was beheaded in Rome.
#185 ↓
Kevin
Rhiannon & Kevin
BoyIrish
handsome
#187 ↓
Sara
Rhiannon & Sara
GirlHebrew
princess
#188 ↓
Jasmine
Rhiannon & Jasmine
Girl[English
From the English word for the climbing plant with fragrant flowers which is used for making perfumes. It is derived from Persian یاسمن (yasamen) (which is also a Persian name).
#191 ↓
Miguel
Rhiannon & Miguel
BoySpain
Who is like God?
#194 →
Alejandro
Rhiannon & Alejandro
BoySpain
defender of mankind
#200 →
Amy
Rhiannon & Amy
GirlFrench
beloved
#200 →
Andres
Rhiannon & Andres
BoySpain
Estonian form of ANDREW.
#201 →
Jesse
Rhiannon & Jesse
Boy[English
From the Hebrew name יִשַׁי (Yishay) which possibly means "gift". In the Old Testament Jesse is the father of King David. It began to be used as an English given name after the Protestant Reformation.
#202 →
Alex
Rhiannon & Alex
BoyGreece
Short form of ALEXANDER, ALEXANDRA, and other names beginning with Alex.
#203 ↓
Alexandra
Rhiannon & Alexandra
GirlGreece
defender of mankind
#204 ↓
Molly
Rhiannon & Molly
GirlEnglish
wished-for child
#208 ↓
Timothy
Rhiannon & Timothy
BoyGreece
From 'Timotheos', meaning 'honoring God' or 'in the honor of God'.
#211 ↓
Joel
Rhiannon & Joel
BoyHebrew-speaking countries
Yahweh is God
#212 ↓
Griffin
Rhiannon & Griffin
Boy[English]
Latinized form of GRUFFUDD. This name can also be inspired by the English word griffin, a creature with the body of a lion and the head and wings of an eagle, ultimately from Greek γρυψ (gryps).
#214 →
Abraham
Rhiannon & Abraham
Boy[English
This name may be viewed either as meaning "father of many" in Hebrew or else as a contraction of ABRAM (1) and הָמוֹן (hamon) "many, multitude".
#218 ↓
Brandon
Rhiannon & Brandon
BoyEnglish
broom hill
#219 ↓
Abel
Rhiannon & Abel
BoyIsrael
breath or vapor
#220 ↓
Kimberly
Rhiannon & Kimberly
GirlEnglish-speaking countries
from the meadow of the Royal Fortress
#222 ↓
Ana
Rhiannon & Ana
Girl[Spanish
Form of ANNA.
#224 →
Patrick
Rhiannon & Patrick
BoyIreland
From the Latin name Patricius, which meant "nobleman". This name was adopted in the 5th-century by Saint Patrick, whose birth name was Sucat.
#224 →
Eric
Rhiannon & Eric
BoyScandinavian countries
eternal ruler
#227 ↓
Selena
Rhiannon & Selena
Girl[Spanish
Latinized form of SELENE. This name was borne by popular Mexican-American singer Selena Quintanilla (1971-1995), who was known simply as Selena.
#229 →
Kyrie
Rhiannon & Kyrie
UnisexGreece
Lord; A modern variation used as a feminine form of the male name Kyrie
#237 →
Javier
Rhiannon & Javier
BoySpain
new house
#239 →
Nico
Rhiannon & Nico
BoyItaly
Short form of NICHOLAS (or sometimes NICODEMUS).
#240 ↑
Daphne
Rhiannon & Daphne
GirlGreek
Laurel tree or bay tree
#241 ↑
Ismael
Rhiannon & Ismael
Boy[Spanish
Spanish form of ISHMAEL. This is also the form used in the Greek Old Testament.
#244 ↑
Jeremy
Rhiannon & Jeremy
BoyEnglish
God will uplift
#245 ↓
Morgan
Rhiannon & Morgan
UnisexWelsh
Sea-born or sea-circle
#247 ↓
Marcus
Rhiannon & Marcus
BoyLatin
male; brave; warlike
#249 ↓
Mark
Rhiannon & Mark
BoyLatin
Warlike
#250 ↓
Dallas
Rhiannon & Dallas
Unisex[English]
From a surname which was originally taken from a Scottish place name meaning "meadow dwelling". A city in Texas bears this name, probably in honour of American Vice President George Mifflin Dallas.
#252 ↑
Tristan
Rhiannon & Tristan
BoyFrance
Old French form of the Pictish name Drustan, a diminutive of DRUST. The spelling was altered by association with Latin tristis "sad".
#253 ↓
Lane
Rhiannon & Lane
BoyEnglish-speaking countries
A narrow road or pathway
#254 →
Angela
Rhiannon & Angela
GirlLatin
messenger
#255 →
Paxton
Rhiannon & Paxton
BoyAmerican
peacock town
#257 →
Taylor
Rhiannon & Taylor
UnisexEngland
to cut or to tailor
#260 ↓
Omar
Rhiannon & Omar
BoyArabic
flourishing, long-lived
#263 →
Colt
Rhiannon & Colt
BoyAmerican
young horse
#264 ↓
Derek
Rhiannon & Derek
BoyEnglish-speaking countries
the people's ruler
#271 ↑
Jorge
Rhiannon & Jorge
BoySpanish
farmer
#276 →
Cade
Rhiannon & Cade
BoyEnglish
Derived from the Old French word 'cadi,' meaning 'round' or 'barrel'
#280 ↑
Ariel
Rhiannon & Ariel
UnisexHebrew-speaking populations
lion of God
#287 ↓
Josue
Rhiannon & Josue
BoySpanish-speaking countries
Jehovah is salvation
#295 ↓
Francisco
Rhiannon & Francisco
BoySpain
Free man
#297 ↓
Angelo
Rhiannon & Angelo
BoyItaly
Italian form of Angelus (see ANGEL).
#299 →
Erick
Rhiannon & Erick
BoyGermanic
Ever ruler
#302 ↓
Cody
Rhiannon & Cody
Boy[English
From the Gaelic surname Ó Cuidighthigh, which means "descendant of CUIDIGHTHEACH". A famous bearer of the surname was the American frontiersman and showman Buffalo Bill Cody (1846-1917).
#304 →
Vanessa
Rhiannon & Vanessa
Girl[English
Invented by author Jonathan Swift for his poem 'Cadenus and Vanessa' (1726). He arrived at it by rearranging the initial syllables of the first name and surname of Esther Vanhomrigh, his close friend.
#304 ↓
Bryan
Rhiannon & Bryan
Boy[English]
Variant of BRIAN.
#305 ↓