His partner, Emma Johnston, an administrator at Dunedin Hospital, was also vaccinated.
The couple said they had a Covid vaccine about every six months to top up their immunity levels, and a benefit this time was having improved protection ahead of the Christmas holidays.
Te Whatu Ora Health New Zealand Southern associate charge nurse manager Pam Romero said there had been a pick-up in clients since publicity about a spike in infections that was labelled the fifth wave of the virus.
Ms Romero said reasons for getting a booster included people preparing to travel or visit elderly parents or family who were vulnerable.