Born and raised in Fort Worth, Texas, Kalvin Henderson attended Everman High School in Everman, Texas and graduated at the young age of 16. He then earned a full music scholarship from the University of Arkansas, Fayetteville as a Music Education major with an emphasis in Percussion. Kalvin graduated in May 2012 and is a now certified music teacher in the state of Arkansas.

Henderson started his journey of the "sweet science" at just 15 years old. He was invited to the Riverside Community Center his where his first boxing gym; the Fort Worth Boxing Club worked out of. He started training with the club after just a month of training he fought in his first local tournament and won. As the years went by Henderson continued to train and win local boxing shows and tournaments but it wasn't until after his sophomore year in college, when he switched gyms to Reyes Boxing Club in River Oaks, Texas, that he went on to win the 2010 Texas Games Championships and 2011 Fort Worth Regional Golden Gloves Tournament in the 165 lb novice division. He also fought in the 2011 Texas Games Championships in the open 165 lb division placing second. In 2012 Kalvin met Kevin Lightburn in Northwest Arkansas and won his first Arkansas state title in the 165 lb open division. Since then Kalvin has fought and won many local shows and tournaments in Oklahoma, Missouri, Californiaand Arkansas, winning the 2013 Missouri Black Expo Championship, placing 2nd two times at the Mid-South Regional Golden Gloves tournament and eventually winning that tournament as well. Henderson also placed 5th in the 2013 USA Boxing National Tournament. In January 2015, while ranked #4 in the nation in the Middleweight 165 lb division, Kalvin turned his sights to professional boxing. Kalvin has been teaching and coaching since 2008 and continues learning and working with a variety of people who are taking the journey towards living a healthy life and learning the "sweet science."

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