Giacomo Valentini (born May 16, 1911, in Rome) was an Italian professional football player.

Giacomo Valentini
Personal information
Date of birth (1911-05-16)May 16, 1911
Place of birth Rome, Italy
Position(s) Midfielder
Senior career*
Years Team Apps (Gls)
1934–1935 Montepaschi Roma
1935–1936 Roma 6 (1)
1936–1937 L'Aquila 25 (5)
1937–1939 M.A.T.E.R.
*Club domestic league appearances and goals

He played 6 games, and scored 1 goal in the Serie A 1935/36 season for A.S. Roma.