This paper explores the effect of divorce law reforms on fertility. By altering the terms of marital contract, the adoption of no-fault and unilateral divorce may impact fertility decisions. To identify the effects of those reforms on fertility, we use a quasi experiment exploiting the legislative history of divorce liberalization across Europe. Results suggest that divorce law reforms have a negative and permanent effect on fertility. These findings are robust to alternative specifications and controls for unobserved country-specific factors, time-varying factors at the country level, and the liberalization of abortion and the pill. Supplemental analysis shows that both marital fertility and out-of-wedlock fertility decrease