SURFING · Wave conditions permitting, surfing will make its Olympic debut (11pm-8.20am)
SKATEBOARDING · Another debutant sport at this Olympics, most eyes will be on American Nyjah Huston in the men's street contest as he looks to add Olympic gold to his four world titles and 12 X-Games golds. (12.30am-5am)
TAEKWONDO · History beckons for Jade Jones as she looks to become a three-time Olympic champion - something never done before in the sport prior to these Games (2am-1.45pm)
· Team GB's Bradly Sinden - world champion two years ago - is also going for gold in the men's -68kg category (2am-1.45pm)
GYMNASTICS · Already-legendary gymnast Simone Biles makes her first appearance of the Games in the women's qualifying event (2am-2pm)
SWIMMING · The first swimming medals of the Games will be dished out, with home favourite Daiya Seto going for gold in the men's 400m individual medley (2.30am-4.20am)
CYCLING · Lizzie Deignan is among the Team GB team looking for success in the women's road race (5am-9.30am)
TENNIS · Reigning two-time Olympic champion Andy Murray starts his title defence against Canadian hotshot Felix Auger-Aliassime (7am approx.)