Beyonce Knowles Needs Child But Not She is Ready:  Singer Beyonce Knowles says she wants to have children but only when she feels she is ready. 'My ambition is to continue to learn about the world and to eventually have a family. There are no dates or times - it will happen when I am ready,' dailystar.co.uk quoted her as saying. Beyonce tied the knot with rapper Jay-Z in 2008.