In 1968 she won a gold medal at the exhibition tennis event at Mexico Olympics where she partnered with Vladimir Korotkov in mixed doubles.
[1] She also was awarded a bronze medal in women's doubles in the same event despite not winning a single tie: she and her Mexican partner Cecilia Rosado did not have to play a quarterfinals game and received bronze medals by default as semifinalists despite losing in semifinals to the eventual champions Rosa Maria Darmon and Julie Heldman.
[2] Between 1969 and 1973 Zaiga Jansone, paired with Olga Morozova, won the Soviet tennis championships in women's doubles five times in a row.
[3] Between 1969 and 1973 Morozova and Zaiga (who by 1973 was playing under family name Jansone-Ivanova) also won the European amateur championships four times and 1973 Summer Universiade in women's doubles.
[5] Her best result in mixed doubles came also at Wimbledon Championships two years earlier when she and Sergei Likhachev lost in fourth round to Koji Watanabe and Kazuko Sawamatsu.