Jamaine Is A Variant Of The French’s Boy’s Name Germain, Which Derives From The Latin Given Name Germanus, Meaning “brother.” A Good Choice If You’re Hoping Baby Will Be A Model Sibling! Other Popular Variants Include Jermaine And Germaine, The Former Of Which Was Made Famous In The 1970s By Jermaine Jackson From The Jackson 5. Jamaine Reached Peak Popularity In 1978, But Has Been Relatively Uncommon Since Then. Why Not Pay Homage To The 70s With This Retro-sounding Name?