The deal will see William Hill offer betting facilities at Celtic's stadium, Celtic Park, for the next two seasons.
“The agreement will bring an exciting element to Hoops fans’ matchday experience and allow supporters to take advantage of exclusive offers and promotions from William Hill,” a statement from the club read.
“William Hill has been part of the local community for decades and has recently transformed its retail shop outside Paradise.”
Liam McKee, Director of Media, Sponsorship & UK Creative at William Hill, commented: “We are delighted to partner up with Celtic at their iconic home and deliver our unrivalled retail betting experience to the Celtic faithful.
“It promises to be another exciting season at Paradise, and we are thrilled to be along for the journey.”
Celtic competes in the Scottish Premiership, with the Glasgow-based club currently sitting top of the table. The club is also competing in this season’s Champions League, playing in a group alongside Real Madrid, RB Leipzig and Shakhtar Donetsk.
Celtic FC Commercial Director Adrian Filby commented: “We are very pleased to be partnering with an industry leader in William Hill.
“We are certain that supporters who use this service will benefit from an enhanced stadium experience throughout the season.”
Earlier today, Australian voters made their thoughts clear on gambling sponsorship in sport. According to a survey conducted by Resolve Strategic, banning gambling companies from sponsoring professional sports is backed by 62% of voters.
Only 27% of those voters want to ban coal, oil, and gas companies from sports sponsorship.