At the age of nineteen, Lawless became pregnant with Garth's child. In 1988, they married in Kalgoorlie, Australia. They returned to New Zealand and had a daughter, Daisy Lawless (born 15 July 1988), who also attended Marist College, New Zealand. The couple divorced in 1995. Lawless married "Xena" executive producer Robert Tapert on 28 March 1998. Lawless and Tapert have two sons: Julius Robert Bay Tapert (born 16 October 1999) and Judah Miro Tapert (born 7 May 2002), both born in Auckland.