Police are appealing for public assistance to help locate missing Daylesford man Donato.
The 76-year-old was last seen at a Hospital Street address about midnight on New Year's Eve.
It's believed he may be travelling in a Volvo V70 station wagon bearing registration SMV 466.
He is known to frequent the Geelong, Morwell and Cheltenham areas.
Police and family hold concerns for Donato as he has a medical condition and his disappearance is out of character.
Investigators have released an image of Donato and a vehicle similar to his in the hope someone recognises them and comes forward.
Donato was last seen wearing a grey t-shirt, green shorts and grey runners.
Anyone with information on Donato's whereabouts is urged to contact Daylesford Police Station on 5348 2342.
Anyone who sees Donato is urged to contact Triple Zero (000).