Old Reliable

Old Reliable may refer to:


 * The Old Reliable, 1951 novel
 * Old Reliable Tape and Picture Company, a gay pornography company
 * Old Reliable Theatre Tavern
 * Nickname of The Cleveland Gazette
 * Nickname of Tommy Henrich
 * Nickname of Louisville and Nashville Railroad
 * Nickname of RMS Olympic
 * Nickname of Redstone Test Stand