Tammy \t(am)-my\ as a girl's name is pronounced TAM-mee. It is of English origin. Short form of Thomasina and Tamara. Actress Tammy Grimes; singer Tammy Wynette; evangelist Tammy Faye Bakker.
Tammy has 10 variant forms: Tam, Tami, Tamie, Tamilyn, Tamlyn, Tammee, Tammey, Tammi, Tammie and Tammiejo.
For more information, see also related names Kami, Tama and Tamsin.
Baby names that sound like Tammy are Tamma and Tommy.