Otto I (the Great).[+] 936 939 Stephen VIII. 941 Martin III. 946 Agapetus II. 955 John XII. Otto I, crowned at Rome. 962 963 Leo VIII. 964 Benedict V (Anti-Pope?). 965 John XIII. 972 Benedict VI. Otto II. 973 974 Boniface VII (Anti-pope?). 974 Domnus II (?). 974 Benedict VII. 983 John XIV. Otto III 983 985 John XV. 996 Gregory V. 996 John XVI (Anti-pope). 999 Sylvester II. Henry II (the Saint). 1002 1003 John XVII. 1003 John XVIII. 1009 Sergius IV. 1012 Benedict VIII. 1024 John XIX. Conrad II (the Salic). 1024 1033 Benedict IX. Henry III. 1039 1044 Sylvester (Anti-pope). 1045( Gregory VI. 1046 Clement II. 1048 Damasus II. 1048 Leo IX. 1054 Victor II. Henry IV. 1056 1057 Stephen IX. 1058 Benedict X. 1059 Nicholas II. 1061 Alexander II. 1073 Gregory VII (Hildebrand). 1080 (Clement, Anti-pope). 1086 Victor III. 1087 Urban II. 1099 Paschal II. Henry V. 1106 1118 Gelasius II. 1118 Gregory, (Anti-pope). 1119 Calixtus II. 1121 (Celestine, Anti-pope). 1124 Honorius II. Lothar II (the Saxon). 1125 1130 Innocent II. (Anacletus, Anti-pope). 1138 Victor (Anti-pope). [*]Conrad III. 1138 1143 Celestine II. 1144 Lucius II. 1145 Eugenius III. Frederick I (Barbarossa). 1152 1153 Anastasius IV. 1154 Hadrian IV. 1159 Alexander III. 1159 (Victor, Anti-pope). 1164 (Paschal, Anti-pope). 1168 (Calixtus, Anti-pope). 1181 Lucius III. 1185 Urban III. 1187 Gregory VIII. 1187 Clement III. Henry VI. 1190 1191 Celestine III. 1198 Innocent III. [*]Philip, Otto IV (rivals). 1198 Otto IV. 1208 Frederick II. 1212 1216 Honorius III. 1227 Gregory IX. 1241 Celestine IV. 1241 Vacancy. 1243 Innocent IV. [*]Conrad IV, [*]William, (rivals). 1250 1254 Alexander IV. Interregnum. 1254 [*]Richard (earl of