Best Sibling Names for Cosmo
Names chosen to complement Cosmo — matching origin (Italy), era, and style.
200 options120 girl82 boy
These sibling names share Cosmo's Italy roots or similar popularity era, and start with a different letter to avoid alliteration.
Lorenzo
Cosmo & Lorenzo
BoyItaly
Italian and Spanish form of Laurentius (see LAURENCE (1)). Lorenzo de' Medici (1449-1492), known as the Magnificent, was a ruler of Florence during the Renaissance.
#131 →
Raphael
Cosmo & Raphael
BoyItaly
God has healed
#453 ↑
Verdo
Cosmo & Verdo
BoyItaly
green
#503 →
Rosella
Cosmo & Rosella
GirlItaly
little rose
#515 →
Annibale
Cosmo & Annibale
BoyItaly
Hanni's grace
#517 →
Fedelia
Cosmo & Fedelia
GirlItaly
Faithful, loyal
#518 →
Nervia
Cosmo & Nervia
GirlItaly
The name presents a connection to strength or vigor.
#519 →
Laverda
Cosmo & Laverda
GirlItaly
The name Laverda may be derived from the Latin 'Laverda', which refers to the plant 'Lavender', symbolizing purity and c
#520 →
Gianna
Cosmo & Gianna
GirlItaly
God is gracious
#21 ↑
Aria
Cosmo & Aria
GirlItaly
Air, melody; a long song in an opera.
#25 →
Roberto
Cosmo & Roberto
BoyItaly
Italian, Spanish and Portuguese form of ROBERT. Saint Roberto Bellarmine was a 16th-century cardinal who is regarded as a Doctor of the Church.
#527 ↓
Liola
Cosmo & Liola
GirlItaly
goddess of light
#531 →
Salvatrice
Cosmo & Salvatrice
GirlItaly
savior, rescuer
#531 →
Agnese
Cosmo & Agnese
GirlItaly
Pure, holy
#542 →
Emilia
Cosmo & Emilia
GirlItaly
rival
#42 →
Aniceto
Cosmo & Aniceto
BoyItaly
Italian; Spanish
#545 →
Elena
Cosmo & Elena
GirlItaly
light or bright
#47 →
Valentina
Cosmo & Valentina
GirlItaly
Feminine form of Valentinus (see VALENTINE (1)). A famous bearer was the Soviet cosmonaut Valentina Tereshkova (1937-), who in 1963 became the first woman to visit space.
#49 →
Dominick
Cosmo & Dominick
BoyItaly
Belonging to the Lord
#554 ↓
Ersilia
Cosmo & Ersilia
GirlItaly
Possible derivation from 'Ersilio', related to the Italian city of Ersilia, symbolically used in literature.
#564 →
Severio
Cosmo & Severio
BoyItaly
Severus - 'stern' or 'serious'
#565 →
Silveria
Cosmo & Silveria
GirlItaly
silvery
#570 →
Gaetana
Cosmo & Gaetana
GirlItaly
Feminine form of GAETANO.
#571 →
Lodia
Cosmo & Lodia
GirlItaly
Derived from 'Lodovica', meaning renowned warrior.
#571 →
Orietta
Cosmo & Orietta
GirlItaly
Golden
#572 →
Aldo
Cosmo & Aldo
BoyItaly
Meaning 'old' or 'wise'.
#575 →
Mickelena
Cosmo & Mickelena
GirlItaly
Who is like God?
#582 →
Agripina
Cosmo & Agripina
GirlItaly
wild horse
#583 →
Leonardo
Cosmo & Leonardo
BoyItaly
Brave lion
#84 →
Lido
Cosmo & Lido
BoyItaly
a beach or shore
#588 →
Liliana
Cosmo & Liliana
GirlItaly
of the lily, a flower symbolizing purity and beauty
#88 ↑
Enzo
Cosmo & Enzo
BoyItaly
ruler of the home
#90 ↑
Ariana
Cosmo & Ariana
GirlItaly
most holy
#97 ↓
Michaelina
Cosmo & Michaelina
GirlItaly
Who is like God?
#600 →
Agripino
Cosmo & Agripino
BoyItaly
Of the field; Mature, wise
#604 →
Georgietta
Cosmo & Georgietta
GirlItaly
farmer
#604 →
Bella
Cosmo & Bella
GirlItaly
Short form of ISABELLA and other names ending in bella. It is also associated with the Italian word bella meaning "beautiful".
#106 ↓
Giselda
Cosmo & Giselda
GirlItaly
pledge, hostage; pledge
#609 →
Lucia
Cosmo & Lucia
GirlItaly
Feminine form of LUCIUS. Saint Lucia was a 4th-century martyr from Syracuse. She was said to have had her eyes gouged out, and thus she is the patron saint of the blind.
#109 ↑
Petronia
Cosmo & Petronia
GirlItaly
Feminine form of PETRONIUS.
#613 →
Elda
Cosmo & Elda
GirlItaly
Italian form of HILDA.
#614 →
Alfonso
Cosmo & Alfonso
BoyItaly
Noble and ready
#622 →
Giovanni
Cosmo & 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 →
Arcangela
Cosmo & Arcangela
GirlItaly
Angel, messenger from God.
#625 →
Perna
Cosmo & Perna
GirlItaly
The name is derived from the Latin word 'perna', meaning ‘leg’ or ‘ham’.
#627 →
Emiliano
Cosmo & Emiliano
BoyItaly
Rival
#133 ↑
Alfaretta
Cosmo & Alfaretta
GirlItaly
Noble or of noble birth.; A diminutive form of the name Alfaro, associated with nobility.
#637 →
Sienna
Cosmo & Sienna
GirlItaly
reddish-brown
#140 ↑
Matteo
Cosmo & Matteo
BoyItaly
Gift of God
#144 ↑
Gorizia
Cosmo & Gorizia
GirlItaly
from Gorizia, a city in Italy
#660 →
Fedele
Cosmo & Fedele
BoyItaly
Italian form of FIDEL.
#666 →
Andrea
Cosmo & Andrea
GirlItaly
manly, brave
#173 ↓
Gemma
Cosmo & Gemma
GirlItaly
gemma - 'gem' or 'jewel'
#177 ↑
Otello
Cosmo & Otello
BoyItaly
A beloved name with deep roots
#678 →
Rinaldo
Cosmo & Rinaldo
BoyItaly
Italian form of REYNOLD. This is the Italian name of the hero Renaud, a character in several Renaissance epics.
#681 →
Enrica
Cosmo & Enrica
GirlItaly
ruler of the home
#682 →
Donzetta
Cosmo & Donzetta
GirlItaly
a variant of the name Donata, meaning 'given' or 'gifted'.
#684 →
Viviano
Cosmo & Viviano
BoyItaly
full of life, lively
#684 →
Arianna
Cosmo & Arianna
GirlItaly
most holy
#189 ↓
Elmo
Cosmo & Elmo
BoyItaly
Originally a short form of Germanic names that began with the element helm meaning "helmet, protection". It is also a derivative of ERASMUS, via the old Italian diminutive Ermo.
#693 →
Nellia
Cosmo & Nellia
GirlItaly
Light; Shining light
#699 →
Lusiano
Cosmo & Lusiano
BoyItaly
'Light' or 'illuminated' (derived from 'Luciano', from Latin 'Lucius').
#704 →
Guerina
Cosmo & Guerina
GirlItaly
a form of the name 'Guerrina' which derives from 'guerriero' meaning warrior
#708 →
Vetta
Cosmo & Vetta
GirlItaly
a small vessel or ship
#708 →
Lia
Cosmo & Lia
GirlItaly
Bringer of good news.; Weary.
#210 ↑
Pasqualena
Cosmo & Pasqualena
GirlItaly
born during Easter
#723 →
Diana
Cosmo & Diana
GirlItaly
divine
#228 →
Biaggio
Cosmo & Biaggio
BoyItaly
Derived from the name Biagio, meaning 'stutterer, one who stutters' (from Latin 'blandus')
#729 →
Rosietta
Cosmo & Rosietta
GirlItaly
Rose
#736 →
Alberto
Cosmo & Alberto
BoyItaly
Noble and bright
#737 ↓
Saveria
Cosmo & Saveria
GirlItaly
derived from the Latin 'savio' meaning 'wise' or 'reputable'.
#738 →
Nico
Cosmo & Nico
BoyItaly
Short form of NICHOLAS (or sometimes NICODEMUS).
#240 ↑
Flavis
Cosmo & Flavis
BoyItaly
yellow; blond; golden
#742 →
Vincenzo
Cosmo & Vincenzo
BoyItaly
Conquering
#745 ↑
Leotta
Cosmo & Leotta
GirlItaly
Derived from the old Italian name 'Leotto', meaning 'brave' or 'strong'.
#752 →
Bernella
Cosmo & Bernella
GirlItaly
bear as a gift
#759 →
Barto
Cosmo & Barto
BoyItaly
Derived from 'Bartolomeo', meaning 'son of the farmer'.
#762 →
Nazzareno
Cosmo & Nazzareno
BoyItaly
Italian form of the Late Latin Nazarenus, which meant "from Nazareth, Nazarene". Nazareth was the town in Galilee where Jesus lived.
#764 →
Gia
Cosmo & Gia
GirlItaly
God is gracious
#268 ↑
Olindo
Cosmo & Olindo
BoyItaly
affectionate one
#771 →
Virginio
Cosmo & Virginio
BoyItaly
virgin; pure
#775 →
Brunetta
Cosmo & Brunetta
GirlItaly
little brown
#783 →
Liboria
Cosmo & Liboria
GirlItaly
Derived from the Latin 'liber,' meaning 'free'
#783 →
Antonella
Cosmo & Antonella
GirlItaly
priceless, of inestimable worth
#288 ↑
Olivett
Cosmo & Olivett
GirlItaly
Oliveto
#793 →
Manlio
Cosmo & Manlio
BoyItaly
the warrior
#797 →
Angelo
Cosmo & Angelo
BoyItaly
Italian form of Angelus (see ANGEL).
#299 →
Anselmi
Cosmo & Anselmi
BoyItaly
Finnish form of ANSELM.
#802 →
Alessia
Cosmo & Alessia
GirlItaly
Defender
#302 ↑
Amilcare
Cosmo & Amilcare
BoyItaly
eager, ready
#802 →
Sabato
Cosmo & Sabato
BoyItaly
Saturday
#805 →
Giovina
Cosmo & Giovina
GirlItaly
young woman
#806 →
Adriana
Cosmo & Adriana
GirlItaly
Feminine form of ADRIAN.
#308 ↓
Liberato
Cosmo & Liberato
BoyItaly
the one who is free
#813 →
Pasqualine
Cosmo & Pasqualine
GirlItaly
Born during Easter.
#813 →
Fostina
Cosmo & Fostina
GirlItaly
to strengthen or support
#814 →
Rosea
Cosmo & Rosea
GirlItaly
rose; derived from 'rosa', meaning rose
#814 →
Anteo
Cosmo & Anteo
BoyItaly
before
#823 →
Julianna
Cosmo & Julianna
GirlItaly
youthful, downy
#331 ↓
Tomasina
Cosmo & Tomasina
GirlItaly
Aramaic
#837 →
Mafalda
Cosmo & Mafalda
GirlItaly
Italian and Portuguese form of MATILDA.
#843 →
Novelia
Cosmo & Novelia
GirlItaly
new or youthful
#843 →
Rosenia
Cosmo & Rosenia
GirlItaly
Rose garden
#845 →
Oreste
Cosmo & Oreste
BoyItaly
mountain dweller
#853 →
Salvotore
Cosmo & Salvotore
BoyItaly
Savior
#855 →
Antonita
Cosmo & Antonita
GirlItaly
priceless
#867 →
Ermagene
Cosmo & Ermagene
GirlItaly
fourth daughter
#869 →
Lorenze
Cosmo & Lorenze
BoyItaly
Laurel
#870 →
Francesca
Cosmo & Francesca
GirlItaly
from France; free one
#374 ↑
Luciano
Cosmo & Luciano
BoyItaly
Light, illumination.
#375 ↑
Angiolina
Cosmo & Angiolina
GirlItaly
little angel
#876 →
Lilliana
Cosmo & Lilliana
GirlItaly
Variant of LILLIAN.
#376 ↓
Marcell
Cosmo & Marcell
UnisexItaly
Hungarian form of MARCELLUS.
#878 →
Martella
Cosmo & Martella
GirlItaly
Warrior woman; Dedicated to Mars, the Roman god of war
#878 →
Geatano
Cosmo & Geatano
BoyItaly
He who is from Gaeta
#880 →
Mazella
Cosmo & Mazella
GirlItaly
Derived from the name Margherita, meaning 'daisy'.
#881 →
Tullio
Cosmo & Tullio
BoyItaly
to bear; to carry
#881 →
Luigina
Cosmo & Luigina
GirlItaly
Famous warrior
#882 →
Marco
Cosmo & Marco
BoyItaly
Derived from Marcus, meaning 'warlike'.
#382 →
Marianna
Cosmo & Marianna
GirlItaly
Combination of MARIA and ANNA. It has been confused with the Roman name MARIANA to the point that it is no longer easy to separate the two forms. It is sometimes also used as a Latinized form of MARIAMNE.
#885 ↓
Armani
Cosmo & Armani
UnisexItaly
From the family name Armani, meaning 'warrior'
#386 ↑
Gennetta
Cosmo & Gennetta
GirlItaly
noble birth or aristocracy
#894 →
Gandolfo
Cosmo & Gandolfo
BoyItaly
Battle Mighty
#896 →
Gelsomina
Cosmo & Gelsomina
GirlItaly
little flower
#901 →
Loranza
Cosmo & Loranza
BoyItaly
laurel; bay tree
#906 →
Mario
Cosmo & Mario
BoyItaly
male, manly
#406 ↓
Viletta
Cosmo & Viletta
GirlItaly
strong, vigorous
#906 →
Armetta
Cosmo & Armetta
GirlItaly
little army
#907 →
Alphonsa
Cosmo & Alphonsa
BoyItaly
Noble and ready
#907 →
Sergio
Cosmo & Sergio
BoyItaly
Italian and Spanish form of SERGIUS.
#407 ↓
Giacomina
Cosmo & Giacomina
GirlItaly
supplanter
#917 →
Salvatore
Cosmo & Salvatore
BoyItaly
savior
#917 ↓
Santino
Cosmo & Santino
BoyItaly
little saint
#417 ↑
Sylvia
Cosmo & Sylvia
GirlItaly
of the forest
#426 ↑
Libera
Cosmo & Libera
GirlItaly
Free; liberated.
#928 →
Parma
Cosmo & Parma
GirlItaly
a city in Italy known for its rich history and culture, especially in cheese-making; a term meaning 'shield' or 'protection'
#932 →
Fausta
Cosmo & Fausta
GirlItaly
Feminine form of FAUSTUS.
#933 →
Silvestra
Cosmo & Silvestra
GirlItaly
of the forest
#937 →
Amerigo
Cosmo & Amerigo
BoyItaly
From the Old High German name Amalric, meaning 'ruler of work'.
#940 →
Trento
Cosmo & Trento
BoyItaly
the one from Trent
#942 →
Guilda
Cosmo & Guilda
GirlItaly
spear bearer
#944 →
Antonetta
Cosmo & Antonetta
GirlItaly
priceless, of inestimable worth
#945 →
Perina
Cosmo & Perina
GirlItaly
Rock; stone
#959 →
Lilia
Cosmo & Lilia
GirlItaly
Spanish and Italian form of LILY, as well as a Russian and Ukrainian variant transcription of LILIYA.
#960 ↑
Bernardina
Cosmo & Bernardina
GirlItaly
Italian feminine diminutive of BERNARDO.
#965 →
Vincentia
Cosmo & Vincentia
GirlItaly
Conquering
#965 →
Bianca
Cosmo & Bianca
GirlItaly
white
#467 →
Beatta
Cosmo & Beatta
GirlItaly
blessed, happy
#967 →
Renata
Cosmo & Renata
GirlItaly
reborn
#472 →
Lorenzia
Cosmo & Lorenzia
BoyItaly
of Laurentum, laurel
#976 →
Nunziata
Cosmo & Nunziata
GirlItaly
Born on the day of the Annunciation.
#982 →
Quido
Cosmo & Quido
BoyItaly
Fifth
#983 →
Accursio
Cosmo & Accursio
BoyItaly
Accursed
#990 →
Bambina
Cosmo & Bambina
GirlItaly
little girl
#992 →
Florindo
Cosmo & Florindo
BoyItaly
Blossoming, flowering
#993 →
Battista
Cosmo & Battista
BoyItaly
Baptist, one who baptizes
#999 →
Landi
Cosmo & Landi
GirlItaly
Land; territory
#500 →
Arnolfo
Cosmo & Arnolfo
BoyItaly
eagle power
#501 →
Felisia
Cosmo & Felisia
GirlItaly
happy; fortunate
#503 →
Giovannah
Cosmo & Giovannah
GirlItaly
God is gracious.
#503 →
Renota
Cosmo & Renota
GirlItaly
Rebirth
#504 →
Ricca
Cosmo & Ricca
GirlItaly
rich, powerful
#504 →
Nicolino
Cosmo & Nicolino
BoyItaly
victorious, people of victory
#505 →
Rodolfo
Cosmo & Rodolfo
BoyItaly
Italian, Spanish and Portuguese form of RUDOLF. This is the name of the hero in Puccini's opera 'La Bohème' (1896).
#508 →
Rocco
Cosmo & Rocco
BoyItaly
Germanic name derived from the element hrok meaning "rest". This was the name of a 14th-century French saint who nursed victims of the plague but eventually contracted the disease himself.
#508 →
Minerba
Cosmo & Minerba
GirlItaly
Stone, rock
#509 →
Quintonio
Cosmo & Quintonio
BoyItaly
the fifth
#510 →
Julitta
Cosmo & Julitta
GirlItaly
Youthful
Edvardo
Cosmo & Edvardo
BoyItaly
Wealthy guardian.
#517 →
Rome
Cosmo & Rome
BoyItaly
power
#517 ↑
Giavannah
Cosmo & Giavannah
GirlItaly
Derived from the name Giovanna, which means 'God is gracious'.
#521 →
Riena
Cosmo & Riena
GirlItaly
queen; to reign
#521 →
Delbreco
Cosmo & Delbreco
BoyItaly
Of unclear origin, possibly a combination of 'Del' meaning 'of' and 'Brec' or 'Breco'.
#524 →
Pierra
Cosmo & Pierra
GirlItaly
stone
#524 →
Santini
Cosmo & Santini
BoyItaly
little saint
#524 →
Annettia
Cosmo & Annettia
GirlItaly
Grace
#525 →
Florenzo
Cosmo & Florenzo
BoyItaly
blooming, flourishing
#525 →
Ninetta
Cosmo & Ninetta
GirlItaly
little girl
Rovella
Cosmo & Rovella
GirlItaly
little rower
#525 →
Porchia
Cosmo & Porchia
GirlItaly
Pig; swine
#527 →
Alessandro
Cosmo & Alessandro
BoyItaly
Defender of men
#530 ↑
Scipio
Cosmo & Scipio
BoyItaly
Staff or walking stick; often interpreted as 'to be of the staff' or 'one who supports.'
#530 →
Emelia
Cosmo & Emelia
GirlItaly
Rival; industrious
#533 ↓
Arnetria
Cosmo & Arnetria
GirlItaly
noble
#534 →
Luretta
Cosmo & Luretta
GirlItaly
little lure or charm
Pernella
Cosmo & Pernella
GirlItaly
Derived from the Latin 'perna', meaning 'leg', associated with the word for 'ham' or 'the ham of a leg'.
Petronilla
Cosmo & Petronilla
GirlItaly
From a Latin name, a diminutive of Petronia, the feminine form of PETRONIUS. This was the name of an obscure 1st-century Roman saint, later believed to be a daughter of Saint Peter.
Patrizio
Cosmo & Patrizio
BoyItaly
Italian form of Patricius (see PATRICK).
#539 →
Anngelica
Cosmo & Anngelica
GirlItaly
Angel
#540 →
Juliena
Cosmo & Juliena
GirlItaly
youthful, downy
#545 →
Jonluca
Cosmo & Jonluca
BoyItaly
God is gracious
#545 →
Liberta
Cosmo & Liberta
GirlItaly
freedom
Tiano
Cosmo & Tiano
BoyItaly
third born
#547 →
Athony
Cosmo & Athony
BoyItaly
priceless
#551 →
Fonzo
Cosmo & Fonzo
BoyItaly
ready, prepared
Gianmichael
Cosmo & Gianmichael
BoyItaly
God is gracious, who is like God?
#552 →
Moneta
Cosmo & Moneta
GirlItaly
to advise, warn, or to represent
Flavious
Cosmo & Flavious
BoyItaly
of the Flavian family
Tearesa
Cosmo & Tearesa
GirlItaly
Derived from Teresa, meaning 'to harvest'.
#554 →
Gianncarlo
Cosmo & Gianncarlo
BoyItaly
A combination of 'Gianni', derived from Giovanni, meaning 'God is gracious', and 'Carlo', meaning 'free man'.
#555 →