Katherine MacGregor

Katherine "Scottie" MacGregor (born Dorlee Deane MacGregor; January 12, 1925 – November 13, 2018) was an American actress, dancer and writer. She was born in Glendale, California. She was best known for her role as Harriet Oleson in "Little House on the Prairie".
MacGregor died on November 13, 2018 in Los Angeles from congestive heart failure at the age of 93.