The name Theobald just never caught on in the USA since a child would undoubtedly end up being called Baldy in school
Boys Names T: Meanings, Nicknames
Tags: Thelonious
15 American boys were named Thelonious in 2012, 6 more than the previous year
Thayer
In 2012, 36 American baby boys were named Thayer, up 16 from 2011
Thaddeus
Thaddeus last appeared in the Top 500 American male names in 1979. In 2012, it was No. 903
Terry
Terry was a Top 100 American baby boy names between 1938 and 1979
Terrence
Terrence was a Top 500 American baby boy name between 1935 and 2000
Terrell
Terrell was a consistent Top 500 American baby boy name from 1965 through 2005
Teofilo
Teofilo can and has been reversed to form the name Filoteo. Either way, It is related in meaning to the names Amadeo and Gottlieb.
Taylor (Boy)
In the USA, 1989 was the last year Taylor ranked higher as a boy’s name (No. 72) than as a girl’s name (No. 75)
Tate
Tate has been a Top 500 American baby boy name since 1999
Tarquin
Tarquin was one of 4 boys names registered with the SSA in 2013 that ended in -quin. The others were Joaquin, Juaquin and Jaquin
Tariq
In the USA, Tariq was quite popular in 1998 for baby boys. At No. 443, it was the only year it made the Top 500