Richard Sedláček (born 21 June 1999) is a Czech professional footballer who plays as midfielder for Teplice.

[3] He made his league debut for Jong AZ on 5 October 2018, replacing Tijjani Reijnders in the 73rd minute in a 2–2 home draw against Helmond Sport.

[7] Exactly one month later, on 4 March, Sedláček was forced off due to an injury after ten minutes of play in the league game against Volendam;[8] it was later confirmed how he would miss the remainder of the 2021–22 season, as he had torn his ankle ligament.

[9] The following season, Sedláček was mainly a starter for VVV, making 34 total appearances in which he failed to score.

[11] On 24 November 2023, Sedláček scored his first competitive goal for VVV in a 2–1 league loss to Cambuur.