Anthony Joshua, 29 – $27M
Anthony Joshua is a British pro boxer who currently reigns as the unified heavyweight champion of the world. He holds 3 major boxing championship titles: IBF since 2016, WBA (Super) since 2017, and WBO since 2018. Anthony also held regional level heavyweight Commonwealth and British titles from 2014 to 2016. As of 2018, The Ring ranked him as the #1 active heavyweight boxer in the world. Despite his success and enormous paychecks, Joshua reportedly lives with his mom in a 2-bedroom home in north London while he rents out his 7-bedroom, 5-bathroom mansion in St. John’s Wood for $26.4K a month.