On November 12, 1896, Loeb married Adeline Moses, daughter of
Alfred Huger Moses; they had four children: • Margaret Loeb Kempner (born 1899), who married stockbroker and publishing executive
Alan H. Kempner and whose children are managing the family business bearing the surname of Kempner. •
John Langeloth Loeb Sr. (born 1902), co-founder and president of
Loeb, Rhoades & Co., who married
Frances Lehman Loeb, a granddaughter of
Mayer Lehman, one of the three co-founders of
Lehman Brothers, • Carl M. Loeb Jr. (born 1904), investment banker and founder of the
National Crime Prevention Council. • Henry A. Loeb (born 1907), investment banker. Loeb died January 4, 1955, in New York City. ==References==