Arnould was born in Liège, and represented her native country at two consecutive Summer Olympics, starting in Seoul, South Korea (1988). She is best known for winning two medals at the 1993 Summer Universiade in Buffalo, United States.
- Evans, Hilary; Gjerde, Arild; Heijmans, Jeroen; Mallon, Bill; et al. "Isabelle Arnould". Olympics at Sports-Reference.com. Sports Reference LLC. Archived from the original on 2012-11-05.
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