Piet Keizer
- Born
- 14 June 1943 (73 years old)
- Died
- 10 February 2017
- Gender
- Male
Petrus Johannes (Piet) Keizer (Amsterdam, June 14, 1943 – Amsterdam, February 10, 2017) was a Dutch professional footballer. He was the left winger of Ajax's golden attacking trio during the time the club won the European Cup I three years in a row. Playing for Ajax, he was one of the top scorers. Keizer played 34 times for the Dutch national team.
