The Hill City-University long-distance runner won the New Zealand men’s 10,000m in Wellington on Saturday, finishing in 29min 28.58sec.
He finished about 22 seconds ahead of second place Lee Ronan, of Pakuranga, in 29min 50.45sec, and bronze medallist Christopher Dryden, of Christchurch Avon, in 29min 55.17sec.
Chignell, who last won the national title in 2020 with a time of 28min 48.03sec, finished under the World Cross Country performance standard of 29min 30sec.
Two Dunedin masters athletes also set new records at the Athletics Otago meeting at the Caledonian on Saturday.
Liz Mitchell set a national record for the masters women 60 age group, finishing her 60m sprint in 9.12sec.
The Hill City athlete set Otago masters records in the 100m with 14.47sec and 200m 30.05sec as well.
Ariki athlete Phil Napper set an Otago masters record in the men’s 70-year-old 800m race, finishing in 2min 51.18sec.