Natalie Perkins (pictured) was last seen leaving her house in Byron at around 3.30pm on Monday, 15 February, to attend a doctor’s appointment and has not been seen since.
Ms Perkins has a medical condition and friends say her family and loved ones in Canada are very concerned over her welfare.
She does not drive and is not known to hitch hike.
At the time of her disappearance, Ms Perkins, who has plaits in her hair, was wearing shorts, a blue and white striped singlet, thongs and a checkered backpack with wallet, phone and makeup in it.
If you’ve seen her, contact Byron Bay police on 02 6685 9499 or 1800 333 000.