Keaisha is of African origin, derived from the Swahili word 'kaisha', meaning 'life'. It gained popularity as a given name in the United States during the late 20th century. The name Keaisha typically carries four syllables and is pronounced /kay-ah-eh-sha/.
The name Keaisha saw its peak popularity between 2000 and 2005 with consistent birth counts ranging from 5 to 8 per year. After a dip in 2007 (5 births), it regained strength with 6 births each in 2008 and 2010. Overall, Keaisha has been given to 66 newborns since 1997.