The tournaments are:
(a) Golden Gloves tournament of Saturday at Emperors Palace, Johannesburg.
(b) TLB Promotions tournament of March 28 at Riviera on the Vaal, Free State.
(c) Tono Promotions tournament of April 5 at Umfolozi Casino, KwaZulu-Natal
(d) DMZ Sitobe tournament of this Saturday at Chartsworth Youth Centre, KZN.
(e) Insane Promotions tournament of April 18 at Hope Street Hall, Cape Town.
Golden Gloves tournament coordinator Jeff Ellis said: "These are hard times where we must not hold hands. But we must actually holds and pray for the safety of all our people. Yes, we have postponed our tournament because we must make sure everybody is safe," Ellis said.
Meanwhile, the Nevada State Athletic Commission held an emergency meeting at the weekend to address the coronavirus outbreak and voted to suspend all sporting related to boxing matches and mixed martial arts until March 25.
WBO president Francisco Valcarcel said in a statement: "The serious situation that the world is facing due to the terrible coronavirus pandemic forces us to postpone all our activities."
California has also suspended all combat sporting events.