Maddie Deadman (born 28 January 2000) is an English middle distance and cross country runner.

In 2014, she won the U15 title at the British Modern Biathlon Championships in Solihull.

[4] Coached by Rod Finch of Basingstoke and Mid Hants Athletics Club, she improved her 1500 metres personal best by six seconds by the end of the 2024 season.

[6] The following month the won bronze at the English national championships in Birmingham over 1500 metres.

[8] She was subsequently selected for the British team for the mixed relay which won the bronze medal at the 2024 European Cross Country Championships in Antalya, Turkey.