Raymond Mobbs (pictured), aged 82 was last seen by a family member on March 30 in Emerald.
Mr Mobbs may have been sighted at a fuel station on the Warrego Highway, Dalby between April 13 and 17. He is believed to be travelling in a 2008 Nissan Navara.
Police and family hold concerns for his welfare as he suffers from a medical condition and it is out of character for him not to communicate with his family.
Mr Mobbs is described as Caucasian in appearance, approximately 175cm tall and a slim build with grey hair. It is unknown what Mr Mobbs was wearing when he was last seen.
Police are asking anyone who sees Mr Mobbs or has any information in relation to his whereabouts to contact:
CRIME STOPPERS: 1800.333.000
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