Charles William Bulger (August 3, 1851 – June 17, 1922) was an architect in the United States, born in Delphi, Indiana. He worked with Isaac Rapp in Trinidad, Colorado, at Bulger and Rapp for several years, designing many of the city's early buildings. The firm dissolved in 1892.In downtown Galveston, he designed the E.S. Levy Building in 1896. He designed the Heffron Building (1906), now used as the U.S. Appraiser’s Stores, in the Strand-Mechanic Landmark Historic District.