Drumtop (1966–1983) was an American Thoroughbred horse racing mare purchased as a yearling for $47,000 who won close to half a million dollars in racing against both females and males.

In 1971 Drumtop broke three track records:

1. Hialeah Park: 12FT 2:26.4/5, February 27, 1971. [1]
2. Garden State Park: 10FT 1:59.4/5, May 15, 1971. [2]
3. Belmont Park: 12FT 2:25 2/5, June 12, 1971. [3]

When her racing career ended, Drumtop was a broodmare at Rokeby Farm in Upperville, Virginia She produced nine foals that raced of which three were stakes race winners. Drumtop's son Topsider, sired by Northern Dancer, set a new track record for 6½ furlongs at Saratoga Race Course. Topsider became a very good sire of Champions whose offspring won more than $18 million.

Drumtop died in foaling on March 4, 1983, at Rokeby Farm, Virginia.

• Drumtop's pedigree and partial racing stats