Llew died Oct. 26, 2011, in Eugene, Ore., of age-related causes.
The son of an Episcopal missionary, he was born in Porto Alegre, Brazil. He grew up in the Washington, D.C., area and came to Princeton from Episcopal High School in Alexandria, Va. At Princeton, he majored in economics, ran track, and ate at Terrace Club. His senior-year roommate was Sut Sutton.
During World War II, he served in the Navy aboard the USS Rooks. After attending the University of Virginia School of Law and a few years in practice in Washington, he started his own law practice in Maryland, specializing in trusts and estates.
In 1939, Llew married Hilah Bryan, who predeceased him in 2009. He is survived by three daughters, Hilah Thomas, Elizabeth Mayer, and Ellen Thomas; a son, Merrick; five grandchildren; and one great-grandchild.