Segni is a town in the Lepini Mountains in the province of Rome, Italy.
Segni may also refer to:
People Saint Bruno (bishop of Segni) (c.1047–1123), bishop of Segni and abbot of Montecassino Lotario de' Conti di Segni (1160/1–1216)), Pope Innocent III Segni (surname), Italian surname
Other uses Bishop of Segni Conti di Segni, a noble family of Italy Segni (tribe), an ancient Belgian tribe reported by Julius Caesar Segni Pact, an Italian political party that formed around politician Mario Segni
See also Conti, a surname, listing the Conti di Segni family