The aim of halving violence against women and girls in a decade is welcome . The appropriate allocation of funding to the services is important. The data to underpin the strategy and funding decisions is currently insufficient and fragmented . This note offers a contribution to two of the key issues and concludes with a third on future data strategy. The first concerns how VAWG should be measured. The second concerns the improvement of the data to support the process of prioritisation of government funding. The third concerns how the relevant data might be improved.