Waleed al-Shehri was born on 1978-12-20.
Waleed Ali was born on 1980-11-03.
Hijackers aboard United 175 (South Tower) were: Marwan Al-Shehhi, Fayez Rashid Ahmed Hassan Al Qadi Banihammad, Ahmed Alghamdi, Hamza Alghamdi, and Mohand Alshehri. Aboard American 11 (North Tower) were: Satam M. A. Al Suqami, Waleed M. Alshehri, Wail M. Alshehri, Mohamed Atta*, and Abdulaziz Alomari. My understanding is that Atta was the leader.
Waleed Hadloul was born in 1985.
Waleed Howrani was born in 1948.
Waleed Zuaiter was born in 1971.
Waleed A. Samkari was born in 1942.
Waleed Hamzah was born on 1982-06-17.
Isa Waleed was born on 1990-09-19.
Waleed Jassem was born on 1986-08-02.
Waleed Abdullah was born on April 19th, 1986.
Waleed Rashed was born on 1983-11-15.
Waleed Jahdali was born on 1982-06-01.