How old were they?

Barrett Hayton

C · Born June 9, 2000

Age in each postseason series

1. 2020 Stanley cup qualifiers (August 2, 2020), Coyotes vs Predators 3–1: 20 years, 54 days
2. 2020 1st round (August 12, 2020), Coyotes vs Avalanche 1–4: 20 years, 64 days
3. 2026 1st round (April 19, 2026), Mammoth vs Golden Knights 2–4: 25 years, 314 days

Age in each season

1. 2019-20 (Coyotes): 19 years, 114 days to 19 years, 326 days
2. 2020-21 (Coyotes): 20 years, 114 days to 20 years, 325 days
3. 2021-22 (Coyotes): 21 years, 114 days to 21 years, 325 days
4. 2022-23 (Coyotes): 22 years, 114 days to 22 years, 325 days
5. 2025-26 (Mammoth): 25 years, 114 days to 25 years, 325 days
6. 2026-27 (Mammoth): 26 years, 114 days to 26 years, 325 days