Abuna Basilios
| Basilios | |
|---|---|
| Patriarch Catholicos of the Ethiopia | |
| Church | Ethiopian Orthodox Tewahedo Church | 
| Installed | 28 June 1959 | 
| Term ended | 12 October 1970 | 
| Predecessor | Pope Cyril VI (Before autocephaly from Coptic Church) Abuna Qerellos IV (as Archbishop of Ethiopia) | 
| Successor | Abuna Theophilos | 
| Other post(s) | Archbishop of Ethiopia Blessed Echege of the See of Takla Haymanot | 
| Orders | |
| Ordination | 1914 (Priesthood) | 
| Consecration | 25 July 1948 by Coptic Pope Yousab II | 
| Personal details | |
| Born | Gebre-Giorghis Wolde-Tsadiq 23 April 1891 | 
| Died | 13 October 1970 (aged 79) | 
| Buried | Holy Trinity Cathedral, Addis Ababa, Ethiopia | 
| Nationality | Ethiopian | 
Abuna Basilios (23 April 1891 – 13 October 1970) was an Ethiopian-born first Archbishop or Abuna, and later the first Patriarch, of the Ethiopian Orthodox Tewahedo Church.