Greg Hutchings and his four-year-old daughter Eeva Doredndahl have gone missing in Pottsville, New South Wales.
Hutchings, 25, and Eeva were last seen on Saturday around 12:30 p.m.
They were supposed to meet up with family in Pottsville around noon but never showed.
Investigaters searched the area but didn’t find them. The pair were not in a vehicle.
“Police and family hold serious concerns for their welfare and are appealing for anyone with information to come forward,” according to the NSW Police Force.
Greg is described as being of Caucasian appearance, about 5’7″, with short brown curly hair and of a thin build. He was last seen wearing a black long-sleeve shirt, grey trousers, and carrying a black back pack.
Eeva is described as being of Caucasian appearance, with long blonde hair, blue eyes, and of a thin build. She was last seen wearing an oversized blue and white-colored shirt, and multicolored board shorts.
Police are urging anyone with information about this incident to call Crime Stoppers on 1800 333 000 or use the Crime Stoppers online reporting page.