Mio Backhaus (born 16 April 2004) is a German professional footballer who plays as a goalkeeper for Bundesliga club Werder Bremen.

[4][5] He agreed a new contract with Bremen tying him to the club until 2026.

[6] In July 2023, Backhaus joined FC Volendam on a season-long loan from Werder Bremen, in order to get first-team minutes.

[7] Volendam’s goalkeeper from the previous two seasons, Filip Stankovic had also been a loanee, but had returned to Inter Milan from the Eredivisie club.

[8] During his season with Volendam he made the most saves (176) of any goalkeeper in the division.