Nixey Callahan (1874–1934), real name James Callahan, baseball pitcher and manager
Mary Callahan Erdoes | Callahan | Callahan's Crosstime Saloon | Vince Callahan | Sonny Callahan | Joseph T. O'Callahan | John F. Callahan | Errett Callahan | David Callahan | William F. Callahan | Nixey Callahan | Nancy Callahan | Mushy Callahan | Michael Callahan | Macho Callahan | K. J. Callahan | John Ross Callahan | John B. Callahan | Jay O'Callahan | Callahan's |