Lee made her debut for the
South Africa women's national cricket team against
Bangladesh in 2013. In March 2018, she was one of fourteen players to be awarded a national contract by
Cricket South Africa ahead of the 2018–19 season. In May 2018, during the series
against Bangladesh Women, she became the third player for South Africa Women to score 2,000 runs in WODIs. In October 2018, she was named in South Africa's squad for the
2018 ICC Women's World Twenty20 tournament in the West Indies. In February 2019, Lee was withdrawn from the South Africa squad for their
series against Sri Lanka due to fitness concerns. Later in the year, Lee scored 75
* off 48 balls in the fifth match of the 2019
series against Pakistan to help South Africa win the series 3–2. In October 2019, Lee scored 84 from 47 balls in South Africa's
fifth T20I in India. South Africa won the match by 105 runs, but lost the series 3–1. In January 2020, she was named in South Africa's squad for the
2020 ICC Women's T20 World Cup in Australia. In South Africa's match against
Thailand, Lee scored her
first century in WT20I cricket, with 101 runs. It was the fastest century by a South African woman in Twenty20 cricket. On 23 July 2020, Lee was named in South Africa's 24-woman squad to begin training in
Pretoria, ahead of their
tour to England. In February 2022, she was named in South Africa's team for the
2022 Women's Cricket World Cup in New Zealand. On 31 March 2022, in the semi-final match against England, Lee played in her 100th WODI match. In July 2022, Lee announced her retirement from international cricket. == International centuries ==