Mother and baby missing for two weeks in far north Queensland

Concerns are growing for a woman and her five-month old son last seen two weeks ago in far north Queensland.

Kirsty McDonald, 26, her baby boy were last seen in Butler Drive in the Mareeba shire town of Kuranda on July 16.

Ms McDonald has not made contact with her family since, which police have said is out of character.

Police have appealed for public help to find the pair, who were last seen in a grey Mazda 6 with Queensland number plates 463 LYM.

Ms McDonald is described as Caucasian and about 155cm tall with a slim build and dark brown hair.

Anyone with information is urged to contact Crime Stoppers on 1800 333 000.