Aaron Smith was handed a one-game suspension and faces a misconduct hearing after members of the public spotted him following a woman into a disabled toilet last month, while he and his All Blacks teammates were waiting at Christchurch airport.
"I've made a huge mistake, a huge error in judgment," the 27-year-old told reporters at the team's hotel in South Africa Thursday.
"I'd firstly like to say a huge sorry to my partner Teagan, her family, my family. I'm also sorry to my teammates, NZRU and the New Zealand fans.