Wellington's Julianne Alvarez is in a share of fourth place in the women's individual competition after carding a one over par 73 in her second round, to be at one under par for the tournament.
The former New Zealand Amateur Champion will begin the final round six shots off the lead and four shots off third place.
Meanwhile Waikato's Nick Coxon, is in a share of seventh place in the men's event and will begin his third and final round at two-under par, six shots off the lea.
Coxon, who played in the inaugural Youth Olympics Festival in Sydney last year, is also four shots back from the bronze medal position.
Alvarez and Coxon will combine on Sunday for the mixed team's event.
The Youth Olympic Games marks golf's return to the stable of Olympic sports.
Golf was an Olympic sport in only two Games, in 1900 and 1904.
In 2009, the International Olympic Committee decided to reinstate the sport for the 2016 Olympics in Rio.