Jonathan Mridha (born 8 April 1995) is a Swedish tennis player of Bangladeshi descent.

[1][2] Mridha has a career high ATP singles ranking of 444, achieved on 7 March 2022.

Mridha made his ATP main draw doubles debut at the 2015 Swedish Open partnering Fred Simonsson where they reached the quarterfinals.

He received a wildcard for the 2023 Stockholm Open partnering Karl Friberg.

He made his debut at the 2018 Davis Cup World Group play-offs against Switzerland.