28 January 2027

• 28th day of the year. There are then 337 days left in 2027.
• 4th Thursday of 2027.
• on the 4th week of 2027 (using ISO standard week number calculation).
• 39th day of Winter. There are 51 days left till Spring.
• Birthstone for this day: Garnet

There are no major holidays or observances in the UK for this date.

• Santo Tomas de Aquino - Chile, Argentina
• Data Privacy Day - United States
• José Martí's Birthday Memorial (Natalicio de José Martí) - Cuba
• King's Name Day (Konungens namnsdag - Carl XVI Gustaf) - Sweden
• Data Protection Day - European Union
• Día del Cine (Venezuela) - Venezuela