Sergius IV of Naples died in 1036.
Sergius I of Naples died in 864.
Sergius V of Naples died in 1082.
Sergius VII of Naples died in 1137.
Sergius VI of Naples died in 1097.
Pope Sergius IV died on 1012-05-12.
Gregory IV of Naples died in 915.
Frederick IV of Naples died in 1504.
John IV - Bishop of Naples - died in 835.
Frederick IV of Naples was born in 1452.
Sergius Kagen died in 1964.
Sergius of Cappadocia died in 304.
Sergius of Valaam died in 1353.