Weldon Wyckoff
- Given Name
- John Weldon
- Born
- 2/19/1891 — Williamsport, PA, USA
- Died
- 5/8/1961 — Sheboygan Falls, WI, USA
- Weight
- 175 lbs
- Height
- 6' 1"
- Throws
- R
- Bats
- R
- Team(s)
- Philadelphia Athletics (1913–1916)Boston Red Sox (1916–1918)
- Debut
- 1913-04-19
- Final Game
- 1918-05-08
20-Loss Season
1915 · Philadelphia AthleticsW10L22ERA3.52WHIP1.46