Female and male first names beginning with the letter “R”..

Rileigh is an Irish boy's name derived from the ancient surname O'Raghallaigh, meaning 'descendant of Ragallach', a 12th-century chief.

Rilen is an uncommon Irish name derived from the surname 'O'Ríghinn', meaning 'descendant of king'.

Riley is an Irish origin unisex name derived from the surname Ó Raghallaigh, meaning 'descendant of Ragallach,' with 'Ragallach' translating to 'fierce' or 'valiant.'

Rileyann is an intriguing Irish name derived from O'Rihy, meaning "descendant of Riley," which originates from the Norse name Hrólfr, signifying "famous wolf." While it lacks a specific meaning beyond its origin, Rileyann often evokes qualities like strength, independence, and adaptability.

Rileyanne is a distinctive Irish female name, meaning 'little queen' and evoking royalty and strength.

Rileygrace is a unique given name that blends Irish strength ('Riley', meaning 'rye field') with Latin elegance ('Grace'), signifying unmerited favor or charm.

Rileyjo is a modern unisex name of Irish origin, blending 'Riley' (valiant/courageous) and 'Joey' (God shall increase).

Rileymae is a unique American given name combining Irish heritage (Riley) and Latin meanings (Mae), gaining popularity as a unisex choice.

Rileyn is an Irish-origin name derived from the Gaelic words 'ri' (king) and 'liath' (grey), meaning "little king who is grey-haired or grey-eyed".

Rileyrae is an Irish name derived from 'O Riordain', meaning "descendant of Rioca", adding uniqueness with the ending 'ae'.

Rileyrose is a unisex name of Irish (Riley, meaning 'courageous') and Latin (Rose, signifying 'flower') origin, blending strength and beauty.

Rilie is a rare French girl's name meaning 'to sing', associated with music and creativity, first popularized in France during the Middle Ages for girls connected to musical arts.

Riliegh is an uncommon Irish name derived from the surname "O'Righigh," meaning "descendant of the king.

Rilla is an uncommon first name of unknown origin, possibly derived from Irish Réalta meaning "star" or Latin rutilus meaning "red". Its history is elusive but it has gained recent popularity in English-speaking countries for both girls and boys.

Riley is an Irish surname-derived given name that means "descendant of Ragallach," or "little ruler/leader of a small band.

Rillia is an uncommon feminine given name of unknown origin, with no widely recognized meaning or historical precedent.

Rillie is an uncommon yet captivating name of unknown origin, with some associating it metaphorically with depth and resilience due to its French word connection 'rille' meaning 'groove'. Despite its unclear historical significance, Rillie has been used as a given name for both boys and girls throughout history.

Rilma is a distinctive Latin-origin name derived from "remus", meaning 'oar' or 'rowing', popularized during the Roman Empire in honor of Mars.

Rilo is a distinctive unisex name of Spanish origin, derived from 'rilo,' meaning 'stream' or 'brook,' associated with water and fluidity.

Riloh is a rare Hebrew name derived from "re'el" meaning friend/companion and "lo" meaning not/no.

Rily is a rare, unisex given name of Irish origin, derived from the surname Ó Raghallaigh, meaning "descendant of little rough one." It was likely bestowed upon individuals who were spirited or rugged in personality.

Rilya is a recent, unique name of unknown origin with no established meaning or history.

Rilyn is a rare, beautiful Irish girl's name derived from 'Ó Raghallaigh', meaning 'descendant of Raghalach' (little red one), reflecting a person with reddish hair.

Rilynn is a modern American girl's name created in the early 21st century as a twist on traditional names Riley and Lynn. It has no specific meaning but is often interpreted as connected to nature and water, with possible meanings of "rye meadow" or "valley," and "from the lake." Despite its lack of historical significance, Rilynn gained popularity in recent years due to its unique sound and spelling, first appearing on the US top 1000 baby girl names list in 2016.

Rilynne is an American name created by combining Riley and Lynn, signifying vibrant energy and independence despite lacking explicit meaning or historical context.

Rim is an Arabic given name meaning "garden," popular among Muslims due to its association with nature and tranquility. Once favored by both men and women alike, it has become predominantly feminine today.

The feminine given name Rima has Arabic roots, meaning 'sand dune', and is associated with courage and beauty in Ahmad Shahid's 19th-century poem 'Rima'.

Rimas is a Lithuanian given name derived from the word "rimas," meaning "rhythm" or "meter." It has a rich history in Lithuania and is often associated with poetry and music due to its connection to rhythm.