Titinius was a nomen of ancient Rome. He was a friend of Cassius and one of the conspirators in Caesar`s death. Later at the battle of Phillipi, he took his own life because Cassius killed himself (Cassius thought Titinius had died). Titinius also appears as a character in the play Julius Caesar by William Shakespeare. ... Found on http://en.wikipedia.org/wiki/Titinius