Conrad L. Rock, age 83, died Tuesday, December 23, 2008 at his home in Billerica. He was the beloved husband of the late Gladys Catherine (McCormack) Rock, who died June 10, 2008. He was born in New Bedford, March 2, 1925, the son of the late Joseph Wilfred Rock and Aurora Dora (Rivard) Rock. He was a highly decorated Army WWII veteran and POW. Serving in Normandy, Northern France, Rhineland, and Central Europe, he was a recipient of four Bronze Stars, a Purple Heart, and WWII Victory Medal. Mr. Rock, a resident of Billerica for over 50 years, worked for the Custodial/Maintenance Department of the Billerica School System for 22 years prior to his retirement. He was a member of the Billerica VFW, American Ex-Prisoners of War, and the Disabled American Veterans. He is survived by his two sons and daughters in-law, Conrad L. Rock, Jr. and his wife, Phillis, of North Chelmsford and Denis J. Rock and his wife, Norma-Jean, of Lowell, his daughter and son-in-law, Marlene MR Rumery and her husband, Donald, of Monroe, CT, and his sister, Jeanette Sullivan of Medford. He also leaves his 7 grandchildren and 3 great grandchildren and many nieces and nephews.