Top 10 Diversity Speakers for your 2025 Event
Harin Vinumon 22 September 2025
In today’s world, diversity and inclusion are more than just values, they are essential drivers of innovation, creativity and sustainable success. From boardrooms to classrooms, on shop floors and on stages, embracing diversity means recognising the power of different voices, perspectives and lived experiences.
The most impactful diversity speakers don’t just raise awareness, they inspire action, equip audiences with practical tools, and show how inclusive cultures unlock potential for individuals and organisations alike. Here’s our pick of 10 outstanding diversity speakers shaping conversations in 2025, offering powerful stories, expertise and strategies to help create environments where everyone can thrive.
June Sarpong OBE is a leading global voice on diversity and inclusion, with over 25 years’ experience in media, business and cultural transformation. Formerly the BBC’s Director of Creative Diversity, she advises major brands worldwide and inspires audiences through her broadcasting, books and advocacy for equity and change.
David Olusoga OBE is a historian, author and BAFTA-winning filmmaker, renowned for exploring the legacy of the British Empire and its impact on modern society. Professor of Public History at the University of Manchester, he is a powerful communicator who brings untold stories of British history to life through books, documentaries and public speaking.
Caroline Flanagan is a successful CEO, two-time author, and creator of the Imposter Speech™. As an inspirational keynote speaker and coach, she works with international law firms and organisations, empowering women and people of colour in leadership while tackling Imposter Syndrome and promoting Allyship. Caroline's dedication to diversity and empowerment is evident in her books, podcasts, and global impact.
Oona King is a prominent broadcaster, writer, and life peer as Baroness King of Bow in the London Borough of Tower Hamlets. She has a diverse background, having served as Head of Diversity at Channel 4 and currently holding the position of Diversity Director at YouTube. With extensive political experience and a track record of championing diversity and inclusion initiatives, Oona is a compelling keynote speaker well-suited to address a wide range of topics, including current affairs, diversity, trade, commerce, and peace measures.
Karen is an accomplished business leader known for her ability to foster vibrant cultures, motivate teams, and drive business growth. She currently holds the position of U.K President of WPP, the world's largest marketing services group, and has previously served as U.K. CEO of GroupM. Karen's achievements include receiving an OBE in 2014 and being appointed as a Non-Executive Director for Diageo, a FTSE Top 100 company. Besides her professional accomplishments, she is a devoted single mother and enjoys spending time in Barbados, her spiritual "home," along with her two beloved dogs, Bob Marley and Missy Elliot.
Bianca Miller-Cole is an award-winning entrepreneur, Sunday Times bestselling author and personal branding expert, recognised on Forbes’ 30 Under 30 list. Founder of Bianca Miller London and The Be Group, she inspires global audiences with dynamic talks on entrepreneurship, leadership and building authentic personal brands.
Aaron Phipps MBE is a Paralympic gold medallist, GB Wheelchair Rugby athlete and adventurer who overcame meningitis and multiple amputations to achieve extraordinary feats, including scaling Mount Kilimanjaro unaided. An inspiring speaker, he shares powerful lessons on resilience, determination and pushing beyond perceived limits.
Dr Makaziwe Mandela is the eldest daughter of Nelson Mandela, a Fulbright scholar and distinguished academic, business leader and philanthropist. As Chair of the House of Mandela and Director of the House of Mandela Family Foundation, she champions women’s empowerment, education, health and social justice across Africa and beyond.
Katie Piper OBE is a bestselling author, broadcaster and campaigner whose journey from surviving a life-changing acid attack to becoming a leading voice on resilience, confidence and inclusive beauty has inspired millions. Founder of The Katie Piper Foundation, she is a powerful speaker who motivates audiences worldwide with her story of courage, purpose and self-belief.
Yassmin Abdel-Magied is an engineer, author, broadcaster and award-winning social advocate, renowned for her TED talk What does my headscarf mean to you and her global work on unconscious bias and diversity. Founder of Youth Without Borders and Mumtaza, she is a powerful speaker who inspires change through empowerment, empathy and storytelling.
Diversity and inclusion is about building stronger, more resilient and more human organisations. The speakers featured here bring authenticity, courage and insight to the stage, sharing stories that break down barriers and inspire real change. From championing disability inclusion and social mobility to celebrating cultural diversity and gender equality, they highlight the opportunities that arise when difference is embraced.
If you’re planning an event that shines a light on diversity, equity and inclusion in all its forms, we’d love to help you find the perfect speaker to engage and inspire your audience. Drop us a line, we’re always here for a chat!
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