Police are hoping the public can provide information on a missing Christchurch man.

63-year-old Stewart Willis was last seen at his home on Colombo St in St Albans a police spokesperson said.

He has not returned home in the last three weeks. 

“Police have concerns for his welfare and are seeking assistance from the public.

Anyone that has seen Mr Willis or has information of his whereabouts, in encouraged to call Police on 105, and quote file number 230807/7610.”