Female and male first names : Irish.

Kileen is a rare Irish girl's name derived from the medieval surname Ó Ceallacháin, meaning 'descendant of Ceallachán', itself based on the Old Irish word for 'strife'.

Kileigh is a rare Irish name derived from 'Ó Cléirigh,' meaning 'descendant of the bright-haired one.'

Kiley is an Irish name of Gaelic origin, meaning "strife" or "contention," but as a given name, its meaning is not tied to its surname roots and has gained popularity in English-speaking countries since the 1980s, with peak usage between 1994-1997.

Kileyann is an uncommon but captivating given name of Irish origin. Derived from the ancient Irish surname O'Cilleáin, meaning "descendant of Cilleáin," which translates to "comely" or "lovely.

Kilian is an Irish masculine given name derived from 'Cillíne', meaning devoted to St. Kieran, the patron saint of gardening.

Killashandra is an uncommon Irish female given name meaning "church by the dark stream," derived from the ancient church of Killashandra in County Cavan.

Killeen is an Irish origin name, meaning "swirling" or "whirling," inspired by the River Kileen in County Mayo, Ireland.

Killian is an Irish origin name meaning 'strife' or 'discord', derived from the ancient Irish word 'cuilinn'. Despite its meaning, the name has been associated with positivity and success throughout history, as seen in the life of Saint Kilian who brought peace through his missionary work. Today, Killian remains a popular choice for parents seeking a unique and meaningful name for their baby boy.

Kilyn is a distinctive Irish name derived from the surname Ó Ceallacháin, meaning "little strife" or "petit contention," suggesting strength and resilience.

Kilynn is a distinctive Irish female given name derived from 'Cillín', meaning 'devoted to God'.

Kimberleigh is an uncommon English girls' name derived from Irish "cìomag" (war) and Old English "lēah" (woodland clearing), signifying a warrior in the woods.

Kimberlin is a distinctive American female name derived from Kim (meaning royal or Irish) and Berlin (-berlin), with no widely accepted meaning beyond its components.

Kimmey is a rare Irish female given name derived from the surname Mac Cormaic, meaning "son of Cormac," a legendary 3rd-century Irish king whose name means "chief or charioteer.

Kimmie is a charming Irish name derived from Caoimhe, meaning 'beautiful' or 'gentle'.

Kindsay is an enigmatic and stylish name of unknown Scottish or Irish origin, gaining popularity for its distinctive spelling and lack of widely agreed-upon meaning.

Kinlea is a rare, beautiful Irish name derived from "Cin Lae," meaning "Hundred Days." Though its exact origin is unclear, it's believed to have been used as a nickname for children born near Christmas or associated with a place name/surname. Today, Kinlea is gaining popularity for both girls and boys due to its unique sound and Irish heritage.

Kinlee is an American name derived from Scottish Kinley ('from the woodlands') and Irish Riley ('rye meadow'), combining natural beauty and cultural heritage.

Kinlyn is an uncommon Irish name derived from the surname MacLyn or MacLean, meaning "son of John," associated with intelligence, strength, and bravery.

Kinlynn is a modern, stylish given name of Irish origin, derived from the surname MacLynn meaning 'son of Lynn' or 'son of John'.

Kennedy is an Irish surname-turned-given-name, meaning "ugly headed," with a rich history tracing back to County Wexford in the 13th century and notable figures such as US President John F. Kennedy. Despite its recent popularity as a given name, it was not among the top 1000 names until the late 20th century.

Kinnick is an Irish given name derived from the Gaelic word "Cionnaith," meaning "intelligent" or "wise." It was once popular among early Celtic tribes and carried through history by notable figures like Cináed mac Conaing of Connacht in the 8th century, and Cináed III, King of Scotland in the mid-9th century. Today, Kinnick is a rare but distinctive name that carries its historical meaning of intelligence and wisdom.