Boys Names K Through O

Kayce — pronounced like Casey — is one of the hottest boy names of 2022 thanks to the show Yellowstone. This spelling was given to exactly 202 boys and 202 girls in 2022, making it one of the most truly unisex names.

A popular member of the -ayden family, Kaden ranks alongside Kaiden, Kayden, Kasen, Kade, Caiden, Cade, and Caden in the US Top 1000. A 90s invention that took off in the 2000s, Kaden is concise and modern, with its popular K initial.

Trending downwards for girls, but upwards for boys, this word name gives you the sounds of Kaden and Kane, but with added musical flair. Given to 106 boys in 2023, it ranks slightly below the equally rising Cadence, which was given to 115.

Kadon is a contemporary masculine name that emerged in the late 20th century in America. While its specific origin is uncertain, it appears to follow the pattern of modern invented names combining popular sounds and elements. The 'Ka-' beginning echoes names like Kayden or Kaden, while the '-don' ending resonates with names such as Brandon or Landon. Some suggest it could be a variation of Caden (from Gaelic meaning 'spirit of battle') or possibly related to the Arabic name Kadin. Kadon has remained relatively uncommon but has seen modest use since the 1990s. Its modern sound and distinctive spelling appeal to parents seeking a contemporary name with a strong, masculine feel without being overly common.

Much less popular than more traditional spellings.

Kai is an internationally flexible name with many possible origins and meanings, growing in popularity in the US and a diverse range of European countries.

This version of Kaden is also a popular choice and one of the many boys' names starting with k that can also start with a C, as in Caiden, Cayden et al.. Kaiden Alenko is a character in the video game Mass Effect.

Aiden has spawned a legion of offshoots used mostly for boys but sometimes for girls too, and Kaidyn is one such name. Though it has been predominantly used on boys in recent years, it was given to girls almost equally in the late 2000s and early 2010s.

Kaipo has only ever ranked for boys, but its unisex style and lovable meaning make it a contender for girls as well.

Whether you think of it as Cale with a K, or a pet form of Kalen or Kaleb, this is just the kind of short, synthetic name finding a lot of favor now, but remember -- it's also the name of a vegetable.

Kallum is a masculine name that represents a modern spelling variation of Callum, which derives from the Latin name 'Columba,' meaning 'dove.' This alternative spelling with 'K' emerged as parents sought distinctive ways to personalize traditional names. The original name Callum has Scottish and Irish Gaelic roots, where it was popularized due to St. Columba, a significant 6th-century figure who spread Christianity in Scotland. Kallum maintains the strong, concise sound of the original while adding a contemporary edge through its spelling. The name has gained modest popularity in English-speaking countries since the 1990s, appealing to parents attracted to Celtic heritage but wanting something slightly distinctive. Its straightforward pronunciation, strong sound, and positive peace associations make it appealing across diverse communities.

Kama is the winged Hindu god of love, son of Lakshmi. His proper name is Kamadeva.

Kamadeva is the Hindu god of love. Much like Cupid, Kamadeva or Kama flies around shooting arrows of desire at young lovers. His bow is made of sugarcane and his arrows are decorated with fragrant flowers. Kamadeva is associated with the cuckoo bird, humming bees, and the gentle breezes of spring.

Popular in Hawaii in the first decades of the 20th century, this name also means "rock" in Māori.

At 22 letters long, this name might be too much for a child to handle. Antonio Sabàto Jr. famously used it as the middle name for his son.

A melodic name, popular among the African-American community, where it joins sound-alikes Amari, Jamari, and Damari. It ultimately derives from the Arabic Qamar, meaning "moon", and is also used by Swahili speakers and those from Comoros and Somalia. It could also be considered a Greek place name, from a coastal village in Santorini.

Spelling Camden with a K makes it less of a place name—Camden is a downmarket city in New Jersey and an upmarket area of London—and more of a Kardashian-era confection, or maybe konfection. Both Kamden and Camden are in the Top 500 boys’ names.

Kanaan is a masculine name with ancient origins, most directly connected to Canaan, the biblical land promised to the Israelites. The name derives from Semitic languages and may mean 'lowland,' 'merchant,' or 'humbled.' With its strong biblical associations and distinctive sound, Kanaan offers spiritual significance while maintaining a contemporary feel. Though uncommon in the United States, it has gained some popularity in recent years as parents seek names with historical depth and religious connection. The double 'a' spelling variation adds a distinctive touch to the more traditional Canaan. This name carries connotations of promise, heritage, and destiny, making it appealing to parents looking for a meaningful yet uncommon choice.

A name of multiple identities: a somewhat soap-operatic single-syllable surname, a homonym for the biblical bad boy Cain, and, when found in Japan and Hawaii, it transforms into the two syllable KA-neh. Kane also has multiple meanings: in Welsh, it's "beautiful"; in Japanese, "golden"; and in Hawaiian, "man of the Eastern sky."