Members of the Roscoe Elco community served in World War II, including David Kolick, Joseph Kolick, Carl Kolick, Michael Kovach, John M. Koval, John Krivacek, Donald H. Lee, Joseph C. Lehr, Raymond F. Lehr, Theodore Leonard, Paul Letavec, George Leverings, William Lewis, Sidney G. Lewis, Claude J. Lewis, Donald Lilley, Joseph D. Lilley, Maurice Loffer, Alvin R. Lowthers, Jess G. Lowthers, Robert Lytle Jr., Michael Macik, Thomas Maines, Patrick Malee, Frank J. Malik, Alfred Malmgren Jr., Emmett Mankin, Charles Marciak, Paul D. Masten, Victor J. Matthews, Donald E. Maxon, Thomas Maxon Jr., George Maxon, George McCovish, John McCovish, Paul McCready, William McGinnis, Harry McLaughlin, William J. McLaughlin, Patrick K. McManus, Joseph Metcalfe Jr., Donald Michener, Charles R. Michael, William Michael, James P. Miller, G. Kepler Mills, Wilbur Moore, Kenneth Niceling, George Obitko, Michael Obitko, Elmer Obitko, Stephen Offman, William O'Niell, Anthony O'Savage, Joseph O'Savage, Frank Otto Jr., Henry A. Parkins Jr., Frederick Parkins, Shirley Parkins, Joseph Patrick, William R. Peach, Alois G. Petrick, Everett Pierce, Howard Pierce Jr., John Piontka, Joseph Pivovarnik, Steve Pivovarnik, Andrew Pivovarnik Jr., Richard Pivovarnik, Andrew H. Popelas, George S. Popelas, Emery Plesko, Frank Price, Joseph Prokop, Barnett G. Rankin, Clinton Rankin, John Rebar, Michael Rebar, Dr. Grant O. Reed, Karl Reed Jr., Cuthbert Rice, Patrick Rice Jr., Norman Robbins, Harold Roberts, Earl Roberts, Leroy F. Roberts, Robert Roberts, Donald S. Roberts, Thomas J. Roberts, John Rovny, Joseph Rovny, Bernard C. Rulong, Harry E. Rulong, John Rutherford, Paul Santo, Joseph Santo, John Santo, Frank Santo, Joseph Santo Jr., Andrew Santo, William A. Schmidt, Carl Schneider Jr., Herbert Schneider, John E. Scott, Dr. J. Warren Scott, Donald Sheppick, George Sedlak, Paul Sedlak, Junior Shiflet, Charles Shoemaker, Robert Simpson, Alex Skibo, William Skibo, John Skibo, James Skibo, Susanna H. Smith, Charles E. Smith, Lynn Smith, James Sowden, Robert Sowden Jr., Kenneth Sowden, Floyd Stewart, Robert G. Stewart, Eugene Stobbs, George Svec, Merle Swalin, William Tawney Jr., Emery E. Tawney, Thomas Timlin Jr., Walter Tyrpin, Stanley Tyrpin, Henry Tyrpin, William Ulerich, James Usher, Hazel Usher, Clyde Valentine, Bernard A. Venaleck, Charles Vogel, William H. Watson, Robert Watson, Thomas E. Webb, John S. Werlwas, Samuel D. Westwood, John W.F. White, Charles Wilkinson, Robert Wood, John A. Wright Jr., William T. Wright, Russell Yapchanik, Edward Yauas, William Yowkaski, Rev. Manuel J. Zaldivar, Charles Zetko, Louis Zetko, Pete B. Zielensky, John Zielensky, Tony Zielensky, and Chester Zielensky.