Sivills averaged double-figures in points in his final three years in high school, including a team best 19.3 points a game in 1965 in helping lead the Wildcats to a district title and region semifinal appearance.
He also averaged 14.5 rebounds a game his senior season and was named the Scholastic Magazine All-America squad.
His single-game effort of 37 points remained a school record until 1980.
Sivills finished his career as the school’s second all-time leading scorer with 1,262 points. He was named to several all-district teams and the 1965 all-region team.
After high school, Sivills played basketball at Carson-Newman College in Tennessee. After graduating from college in 1969, Sivills tried out for the Dallas Chapperals of the American Basketball Association.
He returned to Trigg County and became an assistant basketball coach under Jim Wallace on the 1969-70 squad that won the school’s first-ever region title and advanced to the Sweet 16 semifinals.
Sivills served several more seasons as an assistant coach and coached the Lady Wildcat basketball program for five seasons.