Macdonald "Mac" Smith (March 18, 1890 – August 31, 1949) was one of the top professional golfers in the world from about 1910 into the mid-1930s. He was a member of a famous Scottish golfing family. Smith is regarded, based on his results, as one of the best golfers of all time who never won a major championship. He won 25 official events on the PGA Tour, and placed in the top ten of major championships a total of 17 times.
