[4] He scored his first goal for the club on 1 April 2017 in the Revierderby against Borussia Dortmund at home, producing the equalizer in a 1–1 draw.

[3] On 10 April 2019, Kehrer scored his first goal for Paris Saint-Germain, in a league match against Strasbourg that ended 2–2.

[8] On 24 July 2020, in the Coupe de France Final, Kehrer suffered an injury and was replaced by Colin Dagba.

[10] His recovery proved to be faster than expected, and he made his return to play as a substitute in a 3–1 win against Manchester United in the UEFA Champions League group stage on 2 December.

[11] On 17 August 2022, Kehrer signed for West Ham United on a four-year contract with the option of an additional two years.

[13] He made his West Ham debut on 18 August in the Europa Conference League in a 3–1 home win against Viborg coming on as a substitute for Angelo Ogbonna.