Harrison Requa "Jimmy" Johnston (August 31, 1896 – November 18, 1969) was an American amateur golfer.

Amateur where he beat Oscar Willing, 4 and 3, at Pebble Beach Golf Links.

[4] Johnston played on four winning Walker Cup teams: 1923, 1924, 1928, and 1930.

He died on November 18, 1969, in Palm Beach County, Florida.

He was buried at Fort Snelling National Cemetery in Minneapolis, Minnesota.