Nicknames:
Theo, Ted, Teddy, Tad.
Famous people named Theodore:
Pope Theodore I; President Theodore Roosevelt; politician Theodore “Ted” Stevens; singer Theodore “Teddy” Pendergrass; author Theodore Seuss Geisel (a.k.a. Dr. Seuss).
Fun fact:
On the show Leave It To Beaver, Theodore was Beaver Cleaver’s real name. So maybe we should file “The Beav” under possible Theodore nicknames.
More Inspiration:
Tremendous T Names For Baby Boys, Liam, Alex, And Beyond: Boy Names With Natural Nicknames, Positively Presidential Baby Names, Perfect 3-Syllable Boy Names,