Motl is a surname and given name, with the latter being of Jewish origin. Notable people with the name include:
Surname Bob Motl (1920–2007), American football end Luboš Motl (born 1973), Czech theoretical physicist Pavel Motl (born 1997), Czech tennis player
Given name Motl Zelmanowicz (c. 1914–2010), Bundist activist Motl, Peysi the Cantor's Son, main character of novel by the Yiddish author Sholem Aleichem