Roger Federer has donated $1.02 million to Swiss families impacted by the COVID-19 pandemic.

“These are challenging times for everyone and nobody should be left behind,” Federer said on his Instagram account.

“Mirka and I have personally decided to donate one million Swiss francs for the most vulnerable families in Switzerland.

“Our contribution is just a start. We hope that others might join in supporting more families in need. Together we can overcome this crisis! Stay healthy!”

Switzerland had experienced 145 deaths as a result of the virus, according to Johns Hopkins University.

Simona Halep has donated funds to help purchase medical supplies in her hometown of Constanta, Romania.

Several other stars, including Bianca Andresscu, Caty McNally, John Isner and Martina Hingis, have also donated tennis gear to a fundraiser aimed at fighting the coronavirus.