Charles (Charlie) Richard Stelck, O.C., Ph.D., F.R.S.C., P.Geol.
(May 20, 1917 – May 14, 2016) was an iconic Canadian petroleum geologist, paleontologist, stratigrapher, and university professor.
He is known for his pioneering work on unraveling the stratigraphy of the Western Canada Sedimentary Basin, and his inspired use of biostratigraphy as an exploration tool for finding petroleum and natural gas fields.