George Duncan was a Scottish professional golfer. He was also a golf course designer. His much sought-after professional teaching and swing analysis skills lead to him being referred to as "the pro's pro." He won the 1920 Open Championship.

Henry Abraham Mitchell was an English professional golfer. Mitchell had eight top-10 finishes out of 17 appearances in the Open Championship, his best performance being fourth in 1920. He was runner-up in the 1912 Amateur Championship and won the 1924 Miami Open.