Katherine A Johnson age: 94 Known as: Katherinea Johnson Katherien Johnson Cathrine A Johnson Catherine A Johnson Related to:Darlene Bush, 66 Has lived in:Mattapan, MA Boston, MA Katherine E Johnson age: 72 Known as: Katherinee Johnson Kathy E Johnson Related to:Doris Johnson, 63 Has lived in:Watertown, MA New York, NY Belmont, MA Charlestown, MA Katherine M Johnson age: 67 Known as: Katherine M Long Johnson Km Related to:Brian Johnson, 52 Katie Gay Has lived in:Ipswich, MA Boston, MA Melrose, MA