Aleksander Aberg, Estonian wrestler (d. 1920)
Aleksander Richard Aberg (11 August [O.S. 30 July] 1881 – 15 February 1920) was an Estonian professional Greco-Roman and free-style wrestling world champion of the early 20th century. He took part in the World Heavyweight Championship and was one of the three most famous Estonian professional wrestlers, along with Georg Lurich and Georg Hackenschmidt.