Rosanna Tomiuk (born October 1, 1984) is a Canadian water polo player from Quebec turned professional coach.

Tomiuk, who was raised in Montreal, graduated from Loyola Marmount University with a degree in biology and a minor in Music in 2007.

At 18, she began her career with the Canadian Women's Water Polo Team, winning various international medals.

She is also certified in different psychometric assessments: Myers-Briggs Type Indicator, The Birkman Method, Strong Interest Inventory and StrengthsFinder.

This biographical article relating to a Canadian water polo figure is a stub.