Updated June 9, 2019 Share: Boy name origins & meanings Middle English : Son of Dennis Boy name variations Tennyson Tennyson + 31% this year Masculine Rare Find out more Tennessee Tennessee - 26% this year Masculine Rare Find out more Tenny Tenny 0 % this year Masculine Rare Find out more How Popular Is The Name Tennison Family name origins & meanings English : variant spelling of Tennyson.