"Lucy has kept up her training, though and this announcement is just reward for her perseverance, I am delighted for her."
The 27-year-old will step up in distance to 5000m for Rio and her limited campaign to qualify in the USA was further evidence of her commitment to the sport and the country.
"Lucy has probably only had three or four preparatory races, but they were obviously enough for her to qualify," McNab said.
This brings the number of New Zealand athletes and administrators with Whanganui affiliations heading to Rio to 10. They include, runner Oliver, rowers Kerri Gowler, Chris
Harris and Rebecca Scown, rowing coaches Dick Tonks and Calvin Ferguson head track cycling coach Dayle Cheatley, assistant cycling sprint coach Jono Hamlin, Athletics NZ administrator Cath Austin and athlete support crew member Cath Cheatley.