Erik Gustaf "Berka" Bergqvist (20 June 1891 – 17 February 1954) was a Swedish water polo player and freestyle swimmer who competed in the 1912 and 1920 Summer Olympics, as well as an international footballer.

[1] He was part of the Swedish water polo teams that won silver and bronze medals, respectively.

[1] Besides water sports, Bergqvist won a Swedish football title with AIK as a goalkeeper.

[1] He was one of three founders of the company AB Tipstjänst, which in 1934 received the state license to organize gambling and betting in sport, as those were going out of control in the 1920s–30s.

The company was nationalized in 1943, and Bergqvist was offered the post of its director general, on condition that he joins the Swedish Social Democratic Party.