Did Superman and Lois Lane ever have a child?

Yes! Superman and Lois Lane have had children in several notable storylines. Most famously, in the "Convergence" event, Lois gives birth to their son Jonathan Samuel Kent, who goes on to become Superboy and eventually takes up the Superman mantle himself. Jonathan Kent plays a huge role in the "Superman: Lois and Clark" miniseries and later stars in "Super Sons" alongside Damian Wayne. It's one of the most beloved developments in modern Superman lore!