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
Boy
Wales
noble, young warrior; well born, noble
#20
Talyr
Rhiannon & Talyr
Girl
Wales
to be a plough or furrow
#533
dylan
Rhiannon & dylan
Boy
Wales
From 'dy', meaning 'great', and 'llanw', meaning 'tide' or 'flow', thus 'great tide'.
#34
Glynne
Rhiannon & Glynne
Girl
Wales
Fair, alive or lake
#582
Evan
Rhiannon & Evan
Boy
Wales
the Lord is gracious
#137
Bethan
Rhiannon & Bethan
Girl
Wales
House of God
#676
Bevan
Rhiannon & Bevan
Boy
Wales
son of the fair one
#709
Llyod
Rhiannon & Llyod
Boy
Wales
gray, gray-haired
#713
Leri
Rhiannon & Leri
Boy
Wales
The name Leri is believed to be derived from the Welsh word 'ler', meaning 'sea'.
#744
Glynis
Rhiannon & Glynis
Girl
Wales
Glyn - 'Glen'
#751
Guendolyn
Rhiannon & Guendolyn
Girl
Wales
Fair, blessed ring
#754
Gwen
Rhiannon & Gwen
Girl
Wales
white
#817
Catrin
Rhiannon & Catrin
Girl
Wales
Welsh form of KATHERINE, as well as a German short form of KATHARINA.
#825
Sarn
Rhiannon & Sarn
Boy
Wales
Welsh
#834
Glynnis
Rhiannon & Glynnis
Girl
Wales
fair and blessed
#849
Gwendolyn
Rhiannon & Gwendolyn
Girl
Wales
blessed ring
#378
Brecon
Rhiannon & Brecon
Boy
Wales
a steep place or hill
#503
Emryck
Rhiannon & Emryck
Boy
Wales
ruler or king
#509
Luellen
Rhiannon & Luellen
Girl
Wales
famous river or lake
#524
Gwenne
Rhiannon & Gwenne
Girl
Wales
fair, blessed
Blodwen
Rhiannon & Blodwen
Girl
Wales
white flower
#563
Morgann
Rhiannon & Morgann
Girl
Wales
sea circle or bright sea
#608
Olwyn
Rhiannon & Olwyn
Girl
Wales
White hoof
#615
Guyneth
Rhiannon & Guyneth
Girl
Wales
blessed, fortunate
#627
Calon
Rhiannon & Calon
Boy
Wales
Heart
Glenys
Rhiannon & Glenys
Girl
Wales
fair, purity
#649
Ieuan
Rhiannon & Ieuan
Boy
Wales
gift from God
#650
Meghan
Rhiannon & Meghan
Girl
Wales
Variant of MEGAN.
Glyndora
Rhiannon & Glyndora
Girl
Wales
vale of the river
Lloyed
Rhiannon & Lloyed
Boy
Wales
Grey or gray-haired.
#736
Brenin
Rhiannon & Brenin
Boy
Wales
Prince.
#749
Elgan
Rhiannon & Elgan
Boy
Wales
Bright
#752
Gwyned
Rhiannon & Gwyned
Girl
Wales
blessed, fair
#780
Gwender
Rhiannon & Gwender
Girl
Wales
fair, beautiful
Ithel
Rhiannon & Ithel
Boy
Wales
generous
#789
Gwenell
Rhiannon & Gwenell
Girl
Wales
Fair, Blessed, White
#800
Lloyde
Rhiannon & Lloyde
Boy
Wales
The name means 'grey' or 'gray-haired', often associated with intelligence and wisdom.
#822
Ceridwen
Rhiannon & Ceridwen
Girl
Wales
beautiful, poetry, or the great poetess
#833
Betsi
Rhiannon & Betsi
Girl
Wales
God is my oath; pledged to God
#851
Caitryn
Rhiannon & Caitryn
Girl
Wales
pure
#853
Gwendolene
Rhiannon & Gwendolene
Girl
Wales
white, fair, blessed; blessed ring
#869
Gwynetta
Rhiannon & Gwynetta
Girl
Wales
blessed, fair, white
#875
Garian
Rhiannon & Garian
Boy
Wales
graceful, gentle
Dolen
Rhiannon & Dolen
Boy
Wales
a peace keeper
#917
Dyllyn
Rhiannon & Dyllyn
Boy
Wales
One who is loyal
#925
Gwennyth
Rhiannon & Gwennyth
Girl
Wales
blessed
#932
Llesica
Rhiannon & Llesica
Girl
Wales
From the grove
Tregan
Rhiannon & Tregan
Boy
Wales
one who is from the farm or homestead
#939
Elry
Rhiannon & Elry
Boy
Wales
one who is noble or nobleman
#944
Gwendlyon
Rhiannon & Gwendlyon
Girl
Wales
blessed ring
#952
Gwennetta
Rhiannon & Gwennetta
Girl
Wales
blessed
Llaneli
Rhiannon & Llaneli
Girl
Wales
church or chapel on the river Lliw.
Gwili
Rhiannon & Gwili
Girl
Wales
Fair or blessed
#973
Gannyn
Rhiannon & Gannyn
Boy
Wales
Fair or white; Strong or brave
#996
Gwyne
Rhiannon & Gwyne
Girl
Wales
Fair, white; blessed
Merion
Rhiannon & Merion
Unisex
Wales
Of the sea
Gwendola
Rhiannon & Gwendola
Girl
Wales
White or fair circle, blessed.
Elideth
Rhiannon & Elideth
Girl
Wales
God's Promise
Gwendoyln
Rhiannon & Gwendoyln
Girl
Wales
White ring
Aeddon
Rhiannon & Aeddon
Boy
Wales
Fiery on the battlefield
Ceri
Rhiannon & Ceri
Girl
Wales
to love
Olwen
Rhiannon & Olwen
Girl
Wales
white footprint
Cadell
Rhiannon & Cadell
Boy
Wales
battle, spirit
Dylanthomas
Rhiannon & Dylanthomas
Boy
Wales
The son of the sea
Ery
Rhiannon & Ery
Boy
Wales
derived from 'Eiry', meaning 'snow' or 'frost'
Dilyn
Rhiannon & Dilyn
Unisex
Wales
to follow
Dyllian
Rhiannon & Dyllian
Boy
Wales
son of the sea
Kyeden
Rhiannon & Kyeden
Boy
Wales
descendant of Caedain
Taff
Rhiannon & Taff
Boy
Wales
a man of the sea
Gladys
Rhiannon & Gladys
Girl
Wales
royalty
Derwyn
Rhiannon & Derwyn
Boy
Wales
man from the oak tree
Gwyn
Rhiannon & Gwyn
Girl
Wales
white, fair, blessed
Bryndan
Rhiannon & Bryndan
Boy
Wales
descendant of Brân
Gwendylan
Rhiannon & Gwendylan
Girl
Wales
blessed ring
Enneth
Rhiannon & Enneth
Boy
Wales
The name means 'steady' or 'firm'
Llenifer
Rhiannon & Llenifer
Girl
Wales
Derived from 'Llan', meaning 'church or parish' and 'ifer', typically a feminine suffix.
Mostyn
Rhiannon & Mostyn
Boy
Wales
From a Welsh place name which means "moss town" in Old English.
Cledith
Rhiannon & Cledith
Unisex
Wales
pure, clear
Gwydion
Rhiannon & Gwydion
Boy
Wales
the one who is born under the sign of the owl
Gryffen
Rhiannon & Gryffen
Boy
Wales
strong lord
Gwinda
Rhiannon & Gwinda
Girl
Wales
blessed
Gerran
Rhiannon & Gerran
Boy
Wales
To be a brave person; a guardian.
Gwytha
Rhiannon & Gwytha
Girl
Wales
the grace
Trahern
Rhiannon & Trahern
Boy
Wales
meaning 'three stones' or possibly 'the third'
Gwilym
Rhiannon & Gwilym
Boy
Wales
Meaning 'the shield' or 'the protector'.
Aderyn
Rhiannon & Aderyn
Girl
Wales
Means "bird" in Welsh. This is a modern Welsh name.
Gwin
Rhiannon & Gwin
Unisex
Wales
fair, blessed
Siaan
Rhiannon & Siaan
Boy
Wales
God is gracious
Gwendelynn
Rhiannon & Gwendelynn
Girl
Wales
Fair, blessed, white ring
Euri
Rhiannon & Euri
Unisex
Wales
golden
Gwelda
Rhiannon & Gwelda
Girl
Wales
Fair one; brightness
Gwladys
Rhiannon & Gwladys
Girl
Wales
land of the foreigners
Emrys
Rhiannon & Emrys
Unisex
Wales
Immortal or 'the immortal one'.
Gwendol
Rhiannon & Gwendol
Girl
Wales
blessed ring
Glynna
Rhiannon & Glynna
Girl
Wales
lake; glen
Owena
Rhiannon & Owena
Girl
Wales
young warrior
Eirian
Rhiannon & Eirian
Girl
Wales
Beautiful, bright, or shining.
Gwendalin
Rhiannon & Gwendalin
Girl
Wales
White ring
Dylanthas
Rhiannon & Dylanthas
Boy
Wales
son of the sea
Glyn
Rhiannon & Glyn
Boy
Wales
valley
Tylun
Rhiannon & Tylun
Boy
Wales
One who is gentle.
Lloyd
Rhiannon & Lloyd
Boy
Wales
Grey; sacred
Iestyn
Rhiannon & Iestyn
Boy
Wales
just, righteous
Nellwyn
Rhiannon & Nellwyn
Girl
Wales
bright
Tegan
Rhiannon & Tegan
Unisex
Wales
beautiful, fair
Dwen
Rhiannon & Dwen
Boy
Wales
meaning 'descendant of Duane'
Gwyneth
Rhiannon & Gwyneth
Girl
Wales
blessed
Gwynn
Rhiannon & Gwynn
Girl
Wales
Fair, blessed, or white.
Evans
Rhiannon & Evans
Boy
Wales
Son of Evan
Merlin
Rhiannon & Merlin
Boy
Wales
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
Girl
English-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
Boy
USA
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
Boy
Greece
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
Boy
English-speaking countries
Western meadow
#70
Weston
Rhiannon & Weston
Boy
English
From the west town
#75
Jonathan
Rhiannon & Jonathan
Boy
Israel
God has given
#82
Maria
Rhiannon & Maria
Girl
Hebrew
Bitterness; sea of sorrow
#82
Sarah
Rhiannon & Sarah
Girl
Hebrew-speaking countries
princess
#91
Jordan
Rhiannon & Jordan
Boy
Israel
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
Boy
Hebrew
Man; human; to be red, referring to the red earth.
#103
Xavier
Rhiannon & Xavier
Boy
Spain
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
Boy
Greece
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
Boy
Italy
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
Girl
United Kingdom
Ash tree clearing
#126
Connor
Rhiannon & Connor
Boy
Ireland
lover of hounds
#126
Melanie
Rhiannon & Melanie
Girl
Greece
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
Boy
Spain
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
Boy
Hebrew
Gift of God
#143
Valerie
Rhiannon & Valerie
Girl
Latin-speaking countries
strength, valor
#145
Jason
Rhiannon & Jason
Boy
Greek
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
Unisex
American
ash tree town; ash town
#156
Alan
Rhiannon & Alan
Boy
France
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
Boy
American
the Lord has remembered
#171
Andrea
Rhiannon & Andrea
Girl
Italy
manly, brave
#173
Emmanuel
Rhiannon & Emmanuel
Boy
Hebrew-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
Boy
USA
Maker of tiles
#177
Antonio
Rhiannon & Antonio
Boy
Italian
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
Boy
Irish
handsome
#187
Sara
Rhiannon & Sara
Girl
Hebrew
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
Boy
Spain
Who is like God?
#194
Alejandro
Rhiannon & Alejandro
Boy
Spain
defender of mankind
#200
Amy
Rhiannon & Amy
Girl
French
beloved
#200
Andres
Rhiannon & Andres
Boy
Spain
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
Boy
Greece
Short form of ALEXANDER, ALEXANDRA, and other names beginning with Alex.
#203
Alexandra
Rhiannon & Alexandra
Girl
Greece
defender of mankind
#204
Molly
Rhiannon & Molly
Girl
English
wished-for child
#208
Timothy
Rhiannon & Timothy
Boy
Greece
From 'Timotheos', meaning 'honoring God' or 'in the honor of God'.
#211
Joel
Rhiannon & Joel
Boy
Hebrew-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
Boy
English
broom hill
#219
Abel
Rhiannon & Abel
Boy
Israel
breath or vapor
#220
Kimberly
Rhiannon & Kimberly
Girl
English-speaking countries
from the meadow of the Royal Fortress
#222
Ana
Rhiannon & Ana
Girl
[Spanish
Form of ANNA.
#224
Patrick
Rhiannon & Patrick
Boy
Ireland
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
Boy
Scandinavian 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
Unisex
Greece
Lord; A modern variation used as a feminine form of the male name Kyrie
#237
Javier
Rhiannon & Javier
Boy
Spain
new house
#239
Nico
Rhiannon & Nico
Boy
Italy
Short form of NICHOLAS (or sometimes NICODEMUS).
#240
Daphne
Rhiannon & Daphne
Girl
Greek
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
Boy
English
God will uplift
#245
Morgan
Rhiannon & Morgan
Unisex
Welsh
Sea-born or sea-circle
#247
Marcus
Rhiannon & Marcus
Boy
Latin
male; brave; warlike
#249
Mark
Rhiannon & Mark
Boy
Latin
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
Boy
France
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
Boy
English-speaking countries
A narrow road or pathway
#254
Angela
Rhiannon & Angela
Girl
Latin
messenger
#255
Paxton
Rhiannon & Paxton
Boy
American
peacock town
#257
Taylor
Rhiannon & Taylor
Unisex
England
to cut or to tailor
#260
Omar
Rhiannon & Omar
Boy
Arabic
flourishing, long-lived
#263
Colt
Rhiannon & Colt
Boy
American
young horse
#264
Derek
Rhiannon & Derek
Boy
English-speaking countries
the people's ruler
#271
Jorge
Rhiannon & Jorge
Boy
Spanish
farmer
#276
Cade
Rhiannon & Cade
Boy
English
Derived from the Old French word 'cadi,' meaning 'round' or 'barrel'
#280
Ariel
Rhiannon & Ariel
Unisex
Hebrew-speaking populations
lion of God
#287
Josue
Rhiannon & Josue
Boy
Spanish-speaking countries
Jehovah is salvation
#295
Francisco
Rhiannon & Francisco
Boy
Spain
Free man
#297
Angelo
Rhiannon & Angelo
Boy
Italy
Italian form of Angelus (see ANGEL).
#299
Erick
Rhiannon & Erick
Boy
Germanic
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