Ninth and Tenth
Centuries
•Stephen IV/V (816 - 817)
•St. Paschal I (817 - 824)
•Eugene II (824 - 827)
•Valentine (827)
•Gregory IV (827 - 844)
•Serius II (844 - 847)
•St. Leo IV (847 - 855)
•Benedict III (855 - 858)
•St. Nicholas I (858 - 867)
•Adrian II (867 - 872)
•John VIII (872 - 882)
•Marinus I (882 - 884)
•St. Adrian III (884 - 885)
•St. Stephen V/VI (885 - 891)
•Formosus (891 - 896)
•Boniface VI (896)
•Stephen VI/VII (896 - 897)
•Romanus (897)
•Theodore II (897)
•John IX (898 - 900)
•Benedict IV (900 - 903)
•Leo V (903)
•Sergius III (904 - 911)
•Anastasius III (911 - 913)
•Lando (913 - 914)
•John X (914 - 928)
•Leo VI (928)
•Stephen VII/VIII (928 - 931)
•John XI (931 - 935)
•Leo VII (936 - 939)
•Stephen VIII/IX (939 - 942)
•Marinus II (942 - 946)
•Agapitus II (946 - 955)
•John XII (955 - 964)
•Leo VIII (963 - 965)
•Benedict V (964 - 966)
•John XIII (965 - 972)