She won a gold medal at the 2010 World Rowing Cup I at Bled in Slovenia in the lightweight women's double sculls with Abelyn Broughton.

She won a silver medal at the 2010 World Rowing Championships at Lake Karapiro in New Zealand with the lightweight women's quadruple sculls of the United States, alongside Victoria Burke, Kristin Hedstrom, and Abelyn Broughton.

[5] Since coming back to South Africa, she won a bronze medal in the Lightweight Women's Single scull in Luzern, Switzerland in 2013.

This made them the first women's crew to medal for South Africa in a World Rowing Championships.

Grobler competed at the 2016 Summer Olympics in Rio de Janeiro, in the women's lightweight double sculls,[6] where she was the oldest member of the South African rowing team.