Leon Flach
MF · Born February 28, 2001
Age in each playoff game
- 2021 MLS Cup Playoffs (November 20, 2021), Philadelphia Union vs New York Red Bulls 1–0: 20 years, 265 days
- 2021 MLS Cup Playoffs (November 28, 2021), Philadelphia Union vs Nashville 1–1 (2–0 pens): 20 years, 273 days
- 2021 MLS Cup Playoffs (December 5, 2021), Philadelphia Union vs NYCFC 1–2: 20 years, 280 days
- 2022 MLS Cup Playoffs (October 20, 2022), Philadelphia Union vs FC Cincinnati 1–0: 21 years, 234 days
- 2022 MLS Cup Playoffs (October 30, 2022), Philadelphia Union vs NYCFC 3–1: 21 years, 244 days
- MLS Cup 2022 (November 5, 2022), Philadelphia Union vs LAFC 3–3 (0–3 pens): 21 years, 250 days
- 2023 MLS Cup Playoffs (October 28, 2023), Philadelphia Union vs New England Revolution 3–1: 22 years, 242 days
- 2023 MLS Cup Playoffs (November 8, 2023), Philadelphia Union vs New England Revolution 1–0: 22 years, 253 days
Age in each season
- 2021 (Philadelphia Union): 20 years, 47 days to 20 years, 252 days
- 2022 (Philadelphia Union): 20 years, 363 days to 21 years, 223 days
- 2023 (Philadelphia Union): 21 years, 362 days to 22 years, 235 days
- 2024 (Philadelphia Union): 22 years, 358 days to 23 years, 234 days