American golfer Phil Mickelson earned the nickname “Lefty” because he plays golf left-handed. The nickname is a playful reference to his unusual swing orientation, since Mickelson is naturally right-handed but learned to swing left-handed by mirroring his father’s motion.
Mickelson began playing golf as a young child under the guidance of his father, Phil Sr. Watching a right-handed golfer from the opposite side helped him develop a left-handed swing that became one of the most recognizable in professional golf. His short-game creativity, aggressive shot-making, and distinctive left-handed style made “Lefty” a natural public identity.
Mickelson’s career includes six major championships: three Masters victories, two PGA Championships, and one Open Championship. His 2004 Masters win was his first major title and ended years of speculation about whether he could win one of golf’s biggest events.
The nickname should not be confused with “Boom Boom,” associated with Fred Couples, “The Big Easy,” associated with Ernie Els, or “The Shark,” associated with Greg Norman.