Female and male first names : Welsh.

Cashtyn is a unique American feminine name derived from combining Cash (Irish, "clever" or "curly-headed") and Lyn (Welsh, "leader" or "flaxen-haired").

Castyn is a distinctive Welsh name derived from Caswyn, meaning "white battle" or "fair combat".

Caydenn is a unique Welsh given name derived from 'Cadwyn,' meaning 'chain' or 'series,' signifying strength and unity.

Caydn is a rare yet powerful Welsh male given name derived from 'Cadwyn', meaning 'battle'. It signifies strength, determination, and triumph over adversity.

Caydren is a distinctive Welsh name meaning "leader" or "champion," inspired by the legendary warrior king Cadwr from Welsh mythology.

Cedell is an American name of Welsh origin, derived from Cadeyrn, which means "having power over enemies".

Ceth is an uncommon Welsh given name derived from the ancient Welsh word "ceth", meaning "frequent" or "common". Despite its meaning, Ceth is extremely rare today with no prominent historical figures associated with it. It was used in medieval Wales but has since fallen out of use altogether.

Cevin is a rare and distinctive name of uncertain origin, potentially derived from the Welsh name Cefin meaning "gentle" or "mild". It has been used for centuries and was famously borne by early American settler Cevin Scott. Despite its unusual spelling, it's easy to pronounce and has a pleasant rhythm. While there are no specific characteristics associated with the name, if it is Welsh in origin, it may connote gentleness or mildness.

Cevon is a Welsh name derived from the word 'cefn', meaning 'back' or 'rear'.

Cevyn is a distinct Welsh name of Old Norse origin, with an unclear meaning but a rich historical significance, particularly in Wales where it has been used consistently since the 13th century.

Chadwick is a Welsh name of rare occurrence that combines the elements 'cad', meaning battle, and 'wych', signifying spirit or energy, thus translating to 'energetic in battle'.

Chadwyck is a rare Welsh given name derived from "Cad" (battle) and "wyl" (happiness), meaning "tranquility after conflict." It has historical significance, associated with figures like Sir John Chandos, and remains popular among families honoring their Welsh heritage.

Chaeden is a rare Welsh name derived from "Cad" (battle) and "haed" (fight), signifying bravery and competitiveness, pronounced "KAY-den".

Challen is a rare yet significant Welsh given name derived from the old word "Cadal," meaning "battle.

Challis is a distinctive given name of Welsh origin, derived from the word "llaeth" meaning milk. Traditionally a boy's name, it has gained popularity for girls in recent years.