Look up caliph in Wiktionary, the free dictionary.
A caliph is the head of state in a caliphate, and the title for the leader of the Islamic Ummah, an Islamic community ruled by the Shari'ah
Caliph may also refer to:
- USS Caliph (SP-272), a United States Navy patrol vessel
- Enispe (butterfly), a genus of butterflies also known as caliphs
- Caliph, South Australia, a locality in the Murray Mallee region of South Australia, Australia