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Sienna Miller Kisses Fiancé Oli Green in Sweet Birthday Tribute
21 Oct
Summary
- Sienna Miller posted affectionate photos for Oli Green's 30th birthday.
- Miller praised Green as a 'best daddy,' 'best son,' and 'best big brother.'
- The couple, who met in late 2021, welcomed their second child in May 2026.

Actress Sienna Miller recently honored her fiancé, Oli Green, with a series of intimate photos marking his 30th birthday. The snapshots captured affectionate moments between the couple, including a tender kiss.
Miller expressed warm wishes to Green, referring to him affectionately as the 'best daddy,' 'best son,' and 'best big brother.' These personal glimpses into their relationship offer a rare insight for fans.
The couple's journey began in late 2021, and they have since welcomed two children. Their first daughter was born in January 2024, followed by the arrival of their second child in May 2026. Miller had previously voiced reservations about their age difference but their relationship has flourished.