Child marriage refers to marriage or cohabitation that occurs before the age of maturity, typically before 18 years of age. This practice has a profoundly negative impacts on the lives of girls. While the prevalence of child marriage among women aged 20–24 years first married before the age of 18 years in Lao PDR decreased from 35 per cent in 2011–2012 to 33 per cent in 2017, according to the Lao Social Indicator Survey (LSIS) 2012 and 2017