Celtic Football Club has completed a dominant 2025–26 campaign, securing both the Scottish Premiership title and the Scottish Cup in a landmark season for the Glasgow-based side. Under the leadership of manager Martin O’Neill, the club solidified its status at the pinnacle of Scottish football, culminating in a dramatic final-day victory that saw the club lift the league trophy.

A Dramatic Finish to the Premiership Season

The 2025–26 Scottish Premiership title race reached its conclusion on May 17, 2026, in a winner-takes-all match against Heart of Midlothian at Celtic Park. The contest remained tight, but a late surge ensured the victory required to clinch the championship. The win capped off a season in which Celtic maintained their standing as the dominant force in the top division, a position they have held since the inaugural Scottish Football League season began in 1890.

According to club records, this latest title adds to the storied history of a team founded in 1887 to assist the Irish-Scots population in the East End of Glasgow. The club’s success this year contributes to a haul of 122 major honors, a tally that identifies Celtic as having the second-most trophies of any club in the world as of May 2026.

Martin O’Neill’s Impact on the Squad

Manager Martin O’Neill has been credited with transforming the team’s momentum throughout the season. Following a period described as chaotic, O’Neill guided the squad toward a celebratory finish. His tactical adjustments were particularly evident during the high-pressure final-day decider against Hearts, where the team’s ability to perform under intensity secured the Premiership trophy.

The club’s consistency remains a hallmark of their operation. With 138 years of history since their founding, the organization continues to balance its competitive ambitions with its role in the local community. For instance, recent reports from the official club website highlight the ongoing work of the Paradise Recovery Café at Celtic Park, which remains a lifeline for many in the local area even as the team celebrates its on-pitch achievements.

Looking Ahead: International Duty and Summer Preparations

While the domestic season has concluded, the club’s activity remains high. As of early June 2026, the focus has shifted toward the international stage. Eight players from the Celtic squad are currently preparing for the upcoming World Cup, representing a significant contingent from the club at the tournament.

The youth and development side of the club also remains active, with the Lisbon Lions Trophy finals day recently held at Lennoxtown. These events underscore the club’s commitment to maintaining a pipeline of talent that has historically fueled their success, from the legendary nine-consecutive-title era under Jock Stein in the 1960s and 70s to the current championship-winning squad.

Summary of Recent Success

• Scottish Premiership: Secured on May 17, 2026, following a final-day victory over Heart of Midlothian.
• Major Honors: The club reached 122 major trophies as of May 2026.
• Current Management: Martin O’Neill serves as the manager, credited with stabilizing the team’s performance.
• International Presence: Eight players are set to participate in the upcoming World Cup.

For fans looking to stay updated on the club’s summer developments, including transfer news and pre-season fixtures, the official Celtic Football Club website remains the primary source for verified club news. The team is expected to announce further details regarding their pre-season schedule in the coming weeks as they prepare to defend their title in the 2026–27 campaign.