1. *David Mayer de Rothschild*: Born in 1978, he is a British environmentalist, adventurer, and member of the Rothschild family. He is known for his environmental advocacy and expeditions, including the "Plastiki" project, where he sailed across the Pacific Ocean on a boat made from recycled plastic bottles to raise awareness about plastic pollution. ([en.wikipedia.org](https://en.wikipedia.org/wiki/David_Mayer_de_Rothschild?utm_...))
3. *David R. Mayer*: An American politician born in 1967, he has served as the mayor of Gloucester Township, New Jersey, and was a member of the New Jersey General Assembly. ([en.wikipedia.org](https://en.wikipedia.org/wiki/David_R._Mayer?utm_source=chat...))
4. *David Delaney Mayer*: Born in 1992, he is an American documentary filmmaker and social entrepreneur, known for projects like the PBS series "Food Town" and co-founding DreamxAmerica, an initiative supporting immigrant entrepreneurs. ([en.wikipedia.org](https://en.wikipedia.org/wiki/David_Delaney_Mayer?utm_source...))
5. *David Mayer (Historian)*: An American-British theatre historian (1928–2023), he was an emeritus professor at the University of Manchester, recognized for his work on 19th-century drama and the Victorian stage. ([en.wikipedia.org](https://en.wikipedia.org/wiki/David_Mayer_%28historian%29?ut...))
6. *Akhmed Chatayev (Alias: David Mayer)*: A Chechen militant (1980–2017) who used the alias "David Mayer." This alias led to a case of mistaken identity affecting the historian David Mayer. ([en.wikipedia.org](https://en.wikipedia.org/wiki/David_Mayer_%28historian%29?ut...))
If you have a specific "David Mayer" in mind, please provide more context or details, and I can offer more targeted information.
> Who is David Mayer
 The name "David Mayer" is associated with several individuals across various fields:
1. *David Mayer de Rothschild*: Born in 1978, he is a British environmentalist, adventurer, and member of the Rothschild family. He is known for his environmental advocacy and expeditions, including the "Plastiki" project, where he sailed across the Pacific Ocean on a boat made from recycled plastic bottles to raise awareness about plastic pollution. ([en.wikipedia.org](https://en.wikipedia.org/wiki/David_Mayer_de_Rothschild?utm_...))
2. *David M. Mayer*: A professor of Management and Organizations at the University of Michigan, specializing in behavioral ethics. ([scholar.google.com](https://scholar.google.com/citations?hl=en&user=c2Zunb8AAAAJ...))
3. *David R. Mayer*: An American politician born in 1967, he has served as the mayor of Gloucester Township, New Jersey, and was a member of the New Jersey General Assembly. ([en.wikipedia.org](https://en.wikipedia.org/wiki/David_R._Mayer?utm_source=chat...))
4. *David Delaney Mayer*: Born in 1992, he is an American documentary filmmaker and social entrepreneur, known for projects like the PBS series "Food Town" and co-founding DreamxAmerica, an initiative supporting immigrant entrepreneurs. ([en.wikipedia.org](https://en.wikipedia.org/wiki/David_Delaney_Mayer?utm_source...))
5. *David Mayer (Historian)*: An American-British theatre historian (1928–2023), he was an emeritus professor at the University of Manchester, recognized for his work on 19th-century drama and the Victorian stage. ([en.wikipedia.org](https://en.wikipedia.org/wiki/David_Mayer_%28historian%29?ut...))
6. *Akhmed Chatayev (Alias: David Mayer)*: A Chechen militant (1980–2017) who used the alias "David Mayer." This alias led to a case of mistaken identity affecting the historian David Mayer. ([en.wikipedia.org](https://en.wikipedia.org/wiki/David_Mayer_%28historian%29?ut...))
If you have a specific "David Mayer" in mind, please provide more context or details, and I can offer more targeted information.