Oliver William Hynd MBE, known as Ollie, (born 27 October 1994 in Mansfield, Nottinghamshire) is a British swimmer. He competed in the Paralympics as a class 8 swimmer, having neuromuscular myopathy and associated limb deformities. In 2018, following reclassification protocols, Hynd moved into the S9 class, but remained in SB8 for breaststroke. Hynd made his international debut at the 2011 IPC European Championships where he won the 200 m individual medley, beating his older brother Sam's previous European record. In the 400 m freestyle, he finished in second place just behind brother Sam.