List of religious leaders in 1990
From MedBib.com - Medicine & Nature
1989 religious leaders - Events of 1990 - 1991 religious leaders - Religious leaders by year
Christianity
Catholic churches
Eastern orthodox churches
- Constantinople - Demetrius I, Patriarch of Constantinople (1972-1991)
- Bulgaria - Maxim, Patriarch of All Bulgaria (1971-present)
- Cyprus - Chrysostomos, Archbishop of Nea Justiniana and All Cyprus (1977-present)
- Georgia - Ilia II, Catholicos-Patriarch of All Georgia (1977-present)
- Greece - Seraphim, Archbishop of Athens and All Greece (1973-1998)
- Jerusalem - Diodorus, Patriarch of Jerusalem (1981-2000)
- Romania - Teoctist I, Patriarch of All Romania (1986-2007)
- Russia -
- Pimen I, Patriarch of Moscow and All Russia (1971-1990)
- Alexei II, Patriarch of Moscow and All Russia (1990-present)
- Serbia -
- German, Patriarch of Serbia (1958-1990)
- Pavle of Serbia, Patriarch of the Serbs (1990-present)
Oriental Orthodox Churches
Protestant churches
Other Christian
Islam: Ismaili and Ahmadiyya
Other