Gráinne Wafer is Global Director Beer, Baileys, and Smirnoff accountable for leading three of Diageo’s top five global brands and is a member of both the Diageo Global Marketing and Senior Management teams.

Gráinne joined Diageo over 25 years ago, working in the Irish business in a variety of roles, culminating with leading Guinness in Ireland, including Arthur’s Day celebrations for the brand’s 250th anniversary. Following this she moved to lead innovation commercialisation across Europe, before becoming Global Marketing and Innovation Director for Guinness in 2012. In 2019 Gráinne was appointed Global Brand Director for Guinness and set out a new strategy and positioning that has delivered unprecedented levels of growth for one of the world’s most iconic brands. She was promoted to her current role in 2022.

Gráinne also leads Diageo’s Progressive Marketing Programmes globally and is an advocate for inclusivity and diversity across the advertising and marketing industries.