Madyson is a spelling of Madison, an English surname meaning "son of Maud", in which Maud is a medieval form of Matilda, "mighty in battle". Madison took off for girls after the 1984 film Splash, and Madyson followed in its wake. It was in the US top 1000 from 2000 on, peaked at number 361 in 2007 and has since dropped out, ranking number 2315 in 2025.