Nathan Gregory Ifill was born in Swindon, Wiltshire to MacGregory "Greg" and Lynette Ifill (née Swaby). After uncredited roles in Five Daughters (2010) and Inside Men (2012), he made his film debut in Do Something, Jake (2018). He attended Salt Way Primary School, Greendown Community School (now Lydiard Park Academy) and New College Swindon before leaving his hometown to read a Master's degree in Mathematics from the University of Leicester.