A toothbrush is an oral hygiene instrument.
Toothbrush may also refer to:
Toothbrush moustache, a moustache style Toothbrush (album) by Dr. Dog, 2002 "Toothbrush" (song), a 2016 song by DNCE "Toothbrush" (The Apprentice), a 2022 television episode "Toothbrush" (Maalaala Mo Kaya), a 2016 episode about Leni Robredo "Toothbrush," a song by Brad Paisley from his 2011 album This Is Country Music