Two people have died overnight following crashes in Hawke's Bay and Wellington.

Police said in a statement they were notified of a crash in the Wellington region of Ōtaki at about 1.15am after a car had veered off Convent Road.

One person died at the scene and two other people were taken to hospital in moderate conditions.

In Hawke's Bay, a man died following a single vehicle fatal crash on Willowbank Road, Meeanee.

Police received a report of the crash just before 4:30am after a car crashed into a pole.

The Serious Crash Unit is investigating both crashes.