John Niland
OL · Born February 29, 1944
Age in each playoff game
- 1966 NFL Championship (January 1, 1967), Cowboys vs Packers 27–34: 22 years, 306 days
- 1967 Playoff (December 24, 1967), Cowboys vs Browns 52–14: 23 years, 298 days
- 1967 NFL Championship (December 31, 1967), Cowboys vs Packers 17–21: 23 years, 305 days
- 1968 Playoff (December 21, 1968), Cowboys vs Browns 20–31: 24 years, 296 days
- 1969 Playoff (December 28, 1969), Cowboys vs Browns 14–38: 25 years, 302 days
- 1970 Divisional (December 26, 1970), Cowboys vs Lions 5–0: 26 years, 300 days
- 1970 Conference Championship (January 3, 1971), Cowboys vs 49ers 17–10: 26 years, 308 days
- Super Bowl V (January 17, 1971), Cowboys vs Colts 13–16: 26 years, 322 days
- 1971 Divisional (December 25, 1971), Cowboys vs Vikings 20–12: 27 years, 299 days
- 1971 Conference Championship (January 2, 1972), Cowboys vs 49ers 14–3: 27 years, 307 days
- Super Bowl VI (January 16, 1972), Cowboys vs Dolphins 24–3: 27 years, 321 days
- 1972 Divisional (December 23, 1972), Cowboys vs 49ers 30–28: 28 years, 298 days
- 1972 Conference Championship (December 31, 1972), Cowboys vs Washington 3–26: 28 years, 306 days
- 1973 Divisional (December 23, 1973), Cowboys vs Rams 27–16: 29 years, 297 days
- 1973 Conference Championship (December 30, 1973), Cowboys vs Vikings 10–27: 29 years, 304 days
Age in each season
- 1966 (Cowboys): 22 years, 184 days to 22 years, 305 days
- 1967 (Cowboys): 23 years, 184 days to 23 years, 305 days
- 1968 (Cowboys): 24 years, 185 days to 24 years, 306 days
- 1969 (Cowboys): 25 years, 184 days to 25 years, 305 days
- 1970 (Cowboys): 26 years, 184 days to 26 years, 305 days
- 1971 (Cowboys): 27 years, 184 days to 27 years, 305 days
- 1972 (Cowboys): 28 years, 185 days to 28 years, 306 days
- 1973 (Cowboys): 29 years, 184 days to 29 years, 305 days
- 1974 (Cowboys): 30 years, 184 days to 30 years, 305 days
- 1975 (Eagles): 31 years, 184 days to 31 years, 305 days