Margaret Kilgallen ( 1967 - 2001 ) was an American painter. Margaret Kilgallen s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 12500 USD for Untitled (Brasil) in 2013 to 447000 USD for Untitled (Salt, Sweet, CH, Wheet) in 2019 , based on the size and medium of the artwork.