Lonnie as a boys name (also used less widely as girls name lonnie) is pronounced lah-nee. It is of old german origin, and the meaning of lonnie is ready for battle. An independent name and short form of alonzo (old german) ready for battle.
Anthony james donegan mbe ( 3 november 2002), known as lonnie donegan, was a british skiffle singer, songwriter and musician, referred to as the king of skiffle, who influenced 1960s british pop and rock musicians. Born in scotland and raised in england, he was britains most successful and influential recording artist before the beatles.