List of Famous people born on July 21st

Tine Baun is a former badminton player from Denmark. Most notably, she won the prestigious All England Open Badminton Championships women's singles title three times in 2008, 2010, and 2013 – the last of these being her final tournament before retirement.

Christophe Collignon is a Belgian politician and a member of the PS. He was elected as a member of the Belgian Senate in 2007.

Rudolph Arthur Marcus is a Canadian-born chemist who received the 1992 Nobel Prize in Chemistry "for his contributions to the theory of electron transfer reactions in chemical systems". Marcus theory, named after him, provides a thermodynamic and kinetic framework for describing one electron outer-sphere electron transfer. He is a professor at Caltech, Nanyang Technological University, Singapore and a member of the International Academy of Quantum Molecular Science.

Jean-Pierre Bourguignon is a French mathematician, working in the field of differential geometry.

William Brian Arthur is an economist credited with developing the modern approach to increasing returns. He has lived and worked in Northern California for many years. He is an authority on economics in relation to complexity theory, technology and financial markets. He has been on the external faculty at the Santa Fe Institute, and a Visiting Researcher at the Intelligent Systems Lab at PARC. He is credited with the invention of the El Farol Bar problem.

Sir Richard Hugh Turton Gozney is a British career diplomat and, since 27 May 2016, the lieutenant governor of the Isle of Man. He was governor and commander in chief of Bermuda from 12 December 2007 to 18 May 2012.