Derek S Clark age: 40 Known as: Christopher Clark Derek Rossi Henry Hill Related to:Letitia Clarke, 78 Has lived in:Boston, MA New Bedford, MA Dorchester, MA Springfield, MA Derek P Clark age: 54 Related to:Patricia Clark, 69 Annmarie Clark, 47 Catherine Clark, 51 Has lived in:West Roxbury, MA Boston, MA Boylston, MA