Titius

Titius may refer to:


 * 1998 Titius, a main belt asteroid
 * Titius (crater), a 2.7 km-deep lunar crater
 * Titius river in Antiquety, Latin name for Krka river in Croatia
 * The nomen borne by male members of the gens Titia

People with the surname

 * Johann Daniel Titius (1729–1796), German astronomer
 * Marcus Titius (1st century), Roman politician