Which player has had more singles appearances, Casey Dellacqua or Olga Morozova?
Olga Morozova Olga Vasilyevna Morozova (Russian: Ольга Васильевна Морозова ) (born 22 February 1949) is a retired female tennis player who competed for the Soviet Union. She was the runner up in singles at the 1974 French Open and 1974 Wimbledon Championships.
Olivia Rogowska Olivia Rogowska (born 7 June 1991) is an Australian professional tennis player. Both of her parents are Polish. The right-hander was born in and lives in Melbourne, Australia. Her highest WTA singles ranking is 102, which she reached on 11 August 2014. Her career high in doubles is 89, which she reached on 28 July 2014. She has defeated Jelena Dokić, Alicia Molik, Maria Kirilenko and Sofia Arvidsson, and taken sets from former #1 Dinara Safina, Alona Bondarenko, Kateryna Bondarenko, Sorana Cîrstea, Jarmila Gajdošová, Anastasia Rodionova, Sania Mirza and Casey Dellacqua.