Police in Bay of Plenty are seeking Lisa Tracey Mills, believed to be in the company of two six-year-old girls.
It is believed Ms Mills, 47, is driving a white 2010 Mercedes-Benz GL SUV, registration FQS965.
Anyone with any information regarding her whereabouts is asked to contact Tauranga police on 07 577 4300, or call Crimestoppers on 0800 555 111.
Newshub.