Olha Bryzhina (Ukrainian: Ольга Бризгіна, maiden name Olga Arkad'evna Vladykina; Russian: Ольга Аркадьевна Владыкина; born June 30, 1963, in Krasnokamsk, Perm Oblast) is a retired athlete who represented the Soviet Union (until 1991) and later Ukraine.

However, the challenge from Flo-Jo was unsuccessful and Bryzhina won by a 4m margin, taking gold for the Soviet Union along with a new world record for the USSR team.

[2][3][4] She achieved this in the same race that Marita Koch set the current 400m world record of 47.60 seconds on 6 October 1985 at the Bruce Stadium in Canberra (Australia).

[3][4] Bryzhina's husband Viktor Bryzhin was also a champion track athlete, winning gold in the 4 × 100 m relay event at the 1988 Olympics.

Together they have two daughters, Yelizaveta Bryzhina and Anastasiia Bryzgina,[5][6][7] who are also a successful track runners (competing for Ukraine).