Bellator 270: Queally vs. Pitbull 2 (also known as Bellator Dublin) is a mixed martial arts event produced by the Bellator MMA that took place on November 5, 2021 at 3Arena in Dublin, Ireland. The event was Bellator's first return to Irish soil since February 2020.

• Bellator MMA
• Patricky Freire
• Peter Queally
• Patrick Mix
• James Gallagher
• Pedro Carvalho
• Daniel Weichel
• Ilias Bulaid
• Georges Sasu