Access to a range of flexible work arrangements is important in assisting employed mothers to balance their family and work responsibilities. While there has been a substantial amount of research on the use of family friendly work arrangements by Australian mothers, little is known about the use of these work arrangements by lone mothers and how this differs from that of couple mothers. This article addresses the question of whether lone and couple mothers differ in their use of, and unmet need for, family friendly work arrangements. These are questions on which there is little published research.