GLASGOW, SCOTLAND - JANUARY 13: Callum McGregor (R) during a Celtic training session at Lennoxtown Training Centre, in January 13, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 13: Callum McGregor, Anthony Ralston, Arne Engels and Colby Donovan (L-R) during a Celtic training session at Lennoxtown Training Centre, in January 13, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 13: Callum McGregor during a Celtic training session at Lennoxtown Training Centre, in January 13, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 13: Peter Schmeichel, father of Kasper, speaks to Callum McGregor during a Celtic training session at Lennoxtown Training Centre, in January 13, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 13: Callum McGregor during a Celtic training session at Lennoxtown Training Centre, in January 13, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 10: Celtic's Callum McGregor in action during a William Hill Premiership match between Celtic and Dundee United at Celtic Park, on January 10, 2026, in Glasgow, Scotland. (Photo by Craig Foy / SNS Group)
GLASGOW, SCOTLAND - JANUARY 10: Celtic's Callum McGregor lerads the team onto the pitch during a William Hill Premiership match between Celtic and Dundee United at Celtic Park, on January 10, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 10: Celtic's Callum McGregor during a William Hill Premiership match between Celtic and Dundee United at Celtic Park, on January 10, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 10: Celtic's Callum McGregor warms up during a William Hill Premiership match between Celtic and Dundee United at Celtic Park, on January 10, 2026, in Glasgow, Scotland. (Photo by Craig Foy / SNS Group)
GLASGOW, SCOTLAND - JANUARY 10: Celtic's Callum McGregor pre-match during a William Hill Premiership match between Celtic and Dundee United at Celtic Park, on January 10, 2026, in Glasgow, Scotland. (Photo by Craig Foy / SNS Group)
GLASGOW, SCOTLAND - JANUARY 09: Celtic Coach Shaun Maloney speaks to Kierna Tierney (L) and Callum McGregor during a Celtic training session at Lennoxtown Training Centre, on January 09, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 09: Callum McGregor during a Celtic training session at Lennoxtown Training Centre, on January 09, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 09: Callum McGregor during a Celtic training session at Lennoxtown Training Centre, on January 09, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 09: Callum McGregor during a Celtic training session at Lennoxtown Training Centre, on January 09, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 09: Callum McGregor during a Celtic training session at Lennoxtown Training Centre, on January 09, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 09: Callum McGregor during a Celtic training session at Lennoxtown Training Centre, on January 09, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 09: Callum McGregor during a Celtic training session at Lennoxtown Training Centre, on January 09, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 09: Callum McGregor and Kieran Tierney (R) during a Celtic training session at Lennoxtown Training Centre, on January 09, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 09: Callum McGregor during a Celtic training session at Lennoxtown Training Centre, on January 09, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 09: Callum McGregor during a Celtic training session at Lennoxtown Training Centre, on January 09, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 09: Reo Hatate and Callum McGregor during a Celtic training session at Lennoxtown Training Centre, on January 09, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 09: Celtic Coach Shaun Maloney speaks to Kieran Tierney, Callum McGregor, James Forrest and Anthony Ralston (L-R) during a Celtic training session at Lennoxtown Training Centre, on January 09, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - JANUARY 09: Celtic Coach Shaun Maloney speaks to Kieran Tierney and Callum McGregor during a Celtic training session at Lennoxtown Training Centre, on January 09, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - DECEMBER 07: Celtic's Callum McGregor during a William Hill Premiership match between Celtic and Heart of Midlothian at Celtic Park, on December 06, 2025, in Glasgow, Scotland. (Photo by Alan Harvey / SNS Group)
GLASGOW, SCOTLAND - DECEMBER 11: Celtic's Callum McGregor leads his side out during a UEFA Europa League 2025/26 League Phase MD6 match between Celtic and AS Roma at Celtic Park, on December 11, 2025, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
