How old were they?

Klim Kostin

C · Born May 5, 1999

Age in each postseason series

1. 2023 1st round (April 17, 2023), Oilers vs Kings 4–2: 23 years, 347 days
2. 2023 2nd round (May 3, 2023), Oilers vs Golden Knights 2–4: 23 years, 363 days

Age in each season

1. 2019-20 (Blues): 20 years, 149 days to 20 years, 361 days
2. 2020-21 (Blues): 21 years, 149 days to 21 years, 360 days
3. 2021-22 (Blues): 22 years, 149 days to 22 years, 360 days
4. 2022-23 (Oilers): 23 years, 149 days to 23 years, 360 days
5. 2023-24 (Sharks): 24 years, 149 days to 24 years, 361 days
6. 2024-25 (Sharks): 25 years, 149 days to 25 years, 360 days