| Ali Gagarin | |
| Fullname: | Haydar Hassan Haj Al-Sidig Eltoum |
| Birth Date: | 1 April 1949 |
| Birth Place: | Omdurman, Sudan |
| Position: | Forward |
| Youthyears1: | 1965–1966 |
| Youthclubs1: | Al-Merrikh |
| Years1: | 1966–1975 |
| Caps1: | - |
| Goals1: | 330 |
| Years2: | 1975–1976 |
| Clubs2: | Al-Nassr |
| Caps2: | - |
| Goals2: | - |
| Years3: | 1976–1978 |
| Caps3: | - |
| Goals3: | 10 |
| Years4: | 1978–1979 |
| Clubs4: | Stade d'Abidjan |
| Caps4: | - |
| Goals4: | - |
| Years5: | 1979 |
| Caps5: | - |
| Goals5: | 10 |
| Nationalyears1: | 1967–1977 |
| Nationalcaps1: | 33 |
| Nationalgoals1: | 19 |
Haydar Hassan Haj Al-Sidig known as Ali Gagarin (born 1 April 1949 in Omdurman) is a Sudanese former footballer who played with Al-Hilal Club. He participated in the Africa Cup of Nations 1970 and 1976.He earned his nickname of Ali Gagarin when he played professional football for Al-Hilal, one Sudan's biggest teams, his meteoric rise in the sport was likened to that of the famous Soviet cosmonaut Yuri Gagarin.
Having retired from playing sport, he became an administrator, who has held posts, such as vice-president at Al-Hilal and also in politics, as a director general at the Ministry of Foreign Affairs ambassador.
Champions (3): 1966, 1969, 1973
Winners (1): 1976
Champions (1) :1970
| Date | Venue | Opponent | Score | Result | Competition | ||
|---|---|---|---|---|---|---|---|
| 1.2 | 11 May 1969 | 3-1 | Won | 1970 FIFA World Cup qualification | |||
| 3. | 6 February 1970 | 3-0 | Won | 1970 Africa Cup of Nations | |||
| 4.5.6 | 28 September 1974 | 6-0 | won | 1974 Kuneitra Cup | |||
| 7. | 30 September 1974 | 3-1 | won | 1974 Kuneitra Cup | |||
| 8. | 23 March 1975 | 1-0 | Won | 1976 African Cup of Nations qualification | |||
| 9.10 | 6 April 1975 | 2-0 | Won | 1976 African Cup of Nations qualification | |||
| 11. | 30 May 1975 | 1-0 | Won | Football at the 1976 Summer Olympics - Men's qualification | |||
| 12. | 6 July 1975 | 2-3 | Lost | 1976 African Cup of Nations qualification | |||
| 13. | 15 August 1975 | 2-1 | Won | 1976 African Cup of Nations qualification | |||
| 14.15. | 1 March 1976 | 2-2 | Draw | 1976 Africa Cup of Nations | |||
| 16 | 6 March 1976 | 1-1 | Draw | 1976 Africa Cup of Nations | |||
| 17.18. | 28 March 1976 | 2-2 | Draw | Football at the 1976 Summer Olympics - Men's qualification |