Son of Cadán
A modern American adaptation of the Scottish and Irish surname McCade. It is derived from the Gaelic Mac Cadáin, where Cadán is a personal name likely related to battle or spirit.
Less common today
Mckade isn't in the latest US Top 1000. It last peaked at #3,527 in 2000.
US births per 5-year period, 1990–present (SSA data).