Judith Mary Ablett-Kerr ONZM KC (née Ablett; born 1946 or 1947) is a criminal defence lawyer and King's Counsel in New Zealand.

[2] Ablett-Kerr has defended a number of women in domestic violence cases, most notably Gay Oakes, who was convicted for burying her partner in their garden but released on parole in 2002.

[1] In the 2002 Queen's Birthday and Golden Jubilee Honours, Ablett-Kerr was appointed an Officer of the New Zealand Order of Merit, for services to the legal profession.

[2][6] In 1987, she married Lewis Kerr,[2] known as a theatre director in Dunedin, and the couple adopted the surname Ablett-Kerr.

[2][8] Her younger son, Edward Ablett-Hampson, has been a staffer for Murray McCully when he was the minister of foreign affairs,[2] and a principal advisor at the Ministry of Social Development.