Laban was born in
Wellington on 14 August 1955 to Samoan parents, Ta'atofa Kenneth Laban and Emi Tunupopo. Laban's maternal grandfather, Fauono Tunupopo Patu had been a member of the Samoan Legislative Assembly before independence in 1962, and on her paternal side her grandfather, Leutele Va’afusuaga Poutoa, served as a member of the first independent government of Samoa and was the Minister of Lands in that first democratically elected Samoan government. Her parents were public servants in Samoa at the time they emigrated in 1954 to take up government positions in Wellington, New Zealand and also to ensure that any children they had gained New Zealand citizenship. Laban grew up in
Wainuiomata with her younger brother
Ken Laban, who subsequently served as a policeman, a community worker, sports commentator and as a local body politician. She was educated at
Erskine College, and
Wellington Girls' College from 1969 to 1971. After leaving school, she worked as a
family therapist and community development worker, for the
Māori Affairs Department where she focused particularly on the
Pasifika community of New Zealand.
Kara Puketapu the head of the Māori Affairs Department encouraged her to formally study social work, using an admission provision for the entry of over-20s. Laban graduated with a diploma in social work from the
Victoria University of Wellington, and later in development studies from
Massey University. She later worked as a probation officer. In 1981 she was involved in protests against the
Springbok Tour of New Zealand. ==Member of Parliament==