Thurstan \th(u)-rs-tan, thur-stan\ as a boy's name is a variant of Thurston (Old English), and the meaning of Thurstan is "Thor's stone".
The baby name Thurstan sounds like Thursten, Thurstain and Thorstan. Other similar baby names are Thorsten, Christan, Rustan, Thorsson, Thornton, Torston, Torsten, Thorstein, Tristan and Trystan.