Mathilda Kathryn R. Hodgkins-Byrne (born 1 October 1994) is a British rower.

She won a gold medal in the double scull at the 2016 World Rowing U23 Championships.

[1] She won a bronze medal at the 2017 World Rowing Championships in Sarasota, Florida, as part of the quadruple sculls with Bethany Bryan, Jessica Leyden and Holly Nixon.

[2] She competed for Great Britain at the 2020 Summer Olympics, finishing 7th in the women's quadruple sculls event.

[4] In 2021, she won a European silver medal in the quadruple sculls in Varese, Italy.