USSR All-Union Championships
The U.S.S.R. All-Union Championships also known as the All-Union Championships or the All-Union Winter Championships was a men's and women's indoor closed tennis tournament founded in 1968 and usually played in late January early February annually. It was played on wood courts, then later carpet courts tennis tournament founded in 1968 and usually played in February. It was organised by the Tennis Federation of the USSR until 1975 when it was discontinued.