Louis Kroh Liggett (April 4, 1875 – June 5, 1946) was an American drug store magnate who founded L.K.

In 1937 Louis Liggett moved to 170 Ivy Street, in Brookline, Massachusetts.

From 1916 to 1937, Louis Liggett owned and occupied a 9-acre (36,000 m2) estate at 185 Hammond Street in the village of Chestnut Hill in Newton, Massachusetts.

The main house, built in 1895, was modeled on Gwydr Hall in Wales.

[3] On April 22–23, 1938, the furniture and other property of the late Musa Bence Liggett were sold at auction by Louis K. Liggett's order at American Art Association-Anderson Galleries in New York City.