Pope Leo was the name of thirteen Roman Catholic Popes:
- Pope Leo I (the Great) (440–461)
- Pope Leo II (682–683)
- Pope Leo III (795–816)
- Pope Leo IV (847–855)
- Pope Leo V (903)
- Pope Leo VI (928)
- Pope Leo VII (936–939)
- Pope Leo VIII (964–965)
- Pope Leo IX (1049–1054)
- Pope Leo X (1513–1521)
- Pope Leo XI (1605)
- Pope Leo XII (1823–1829)
- Pope Leo XIII (1878–1903)