Police have launched a search and are appealing for public assistance to help locate missing Jeparit man Francis.
The 33-year-old was last seen walking east along Long Swamp Road at Rocklyn about 11am on Monday, 16 January.
It's believed be may have entered bushland in the Wombat State Forest but didn't return.
He did not take any food, water or his phone with him.
Police and family have concerns for Francis due to the length of time he has been missing.
Francis is Caucasian about 190cm tall with a medium build, short receding brown hair and a red beard.
He was last seen wearing a white t-shirt with a black "NXP" logo, tan short, blue/black converse runners and a black "Mighty Ducks" baseball cap.
The search is continuing today including officers from the Air Wing, Search & Rescue, Special Solo Unit, Mounted Branch, Dog Squad, Bush Search and Rescue and SES.
Anyone who sights Francis or has information on his whereabouts is urged to contact Bacchus Police Station on 5366 4500.