Kathryn Smith (born 1985 or 1986) is an American football coach who most recently served as the special teams quality control coach for the Buffalo Bills. She was the first full-time female coach in NFL history. Smith was also the only woman to ever hold a full-time coaching position in the NFL until the San Francisco 49ers hired Katie Sowers in 2017. Smith began interning for the New York Jets while attending St. John’s, becoming a game-day/special events intern in 2003 and then a college scouting intern in 2005. She became a player personnel assistant in 2007. She then became an administrative assistant in 2014 and joined the Bills as an administrative assistant in 2015. The Bills promoted her to special teams quality control coach on January 20, 2016, replacing Michael Hamlin. She was the first woman to be a full-time coach in the NFL. After the dismissal of Rex Ryan, Smith was not retained by new coach Sean McDermott heading into the 2017 season.