Jan Seidel (born 10 October 1984) is a German football referee.
He is a DFB referee for Grün-Weiß Brieselang.
Since the 2016–17 season he has been a linesman of the UEFA Europa League, and since the 2017–18 season, the UEFA Champions League.
In April 2021, he was nominated along with Rafael Foltyn to be part of Daniel Siebert’s refereeing team for the UEFA Euro 2020 in June and July 2021.
[1] In May 2022, he was once again nominated together with Rafael Foltyn to be part of Daniel Siebert's refereeing team for the 2022 FIFA World Cup in November and December 2022.