Keiff as a Baby Name. Meaning and Origin of Keiff

What is the meaning of the name Keiff ?

The baby name Keiff is a Male name , 1 syllables long and is pronounced /kiːf/ (keef).

Keiff is Gaelic in Origin.

Keiff is a modern English spelling of Keefe/Keef, a given name adopted from the Irish surname Ó Caoimh. The Gaelic element caomh means “gentle, noble, dear,” a root shared with names like Caoimhe (Keeva) and Kevin (from Caoimhín). As a first name, Keefe and its respellings began appearing in the Anglophone world in the mid-20th century, especially among families with Irish heritage, and remain uncommon but recognizable.

Variants and related forms include Keefe, Keef, Keeffe, and the surname O’Keeffe; Kief appears as a simplified variant in some records. Keiff preserves the long-“ee” sound while giving the name a sharper, contemporary look. The meaning carried across these forms centers on kindness and noble character, making Keiff a succinct, modern choice that nods to Gaelic tradition without feeling old-fashioned.

⚙ Keiff is extremely rare. There are only 3 recorded uses on record, spread over 3 countries.