Guillermo Mendizábal
MF · Born October 8, 1954
Age in each playoff game
- 1978 Group stage (June 2, 1978), Mexico vs Tunisia 1–3: 23 years, 237 days
- 1978 Group stage (June 6, 1978), Mexico vs West Germany 0–6: 23 years, 241 days
- 1978 Group stage (June 10, 1978), Mexico vs Poland 1–3: 23 years, 245 days
Age in each season
- 1978 (Mexico): 23 years, 236 days to 23 years, 260 days