What does Thomasa mean?
Thomasa /tho-ma-sa/ [3 sylls.] as a girls' name. Thomasa's root is Aramaic, and the meaning of the name Thomasa is "twin". Thomasa is an alternate form of Thomasina (Aramaic): feminine of Thomas. Compare last name Tomasi.
How popular is Thomasa?
Thomasa is an uncommon first name for females. Thomasa is an equally rare last name for all people. (2000 U.S. Census)
Shown below is a comparison of the usage of the girl name Thomasa and affiliated names. Tommie, Tammie and Tammi are the popular alternative forms of Thomasa (not ranked). Variants like Tommi are seldom used. Adoption of these girl names was at its apex during 1960-1969 (usage of 0.4837%) and is now significantly lower, with the forms Tammi, Tammie and Tommie becoming less stylish. (Top 1000 Birth Names Statistics, 2014)