- Takahashi Ken
- Takahashi Taro
- Talagrand Olivier
- Talandier Claude
- Tam Jorge
- Taoufiq Ymane
- Taupier-Letage Isabelle
- Taylor Christopher M.
- Taylor Karl E.
- Taylor Michael A.
- Tchawoua Clément
- Tedesco Marco
- Teng Haiyan
- Terray Laurent
- Terray Pascal
- Testor Pierre
- Thadathil Pankajakshan
- Thao Soulivanh
- Thepaut Jean-Noel
- Thiaw Wassila M.
- Thiaw W.M.
- Thiria Sylvie
- Thomas Sven
- Thompson Diane
- Thompson Philip
- Thompson Vikki
- Thorncroft Chris D.
- Thorne Peter
- Thorne Peter W.
- Thual O.
- Thual Olivier
- Timmermann Axel
- Timmermans M. L.
- Timmreck Claudia
- Timouk Franck
- Tobin Skie
- Tomasini Mireille
- Toniazzo Thomas
- Toniazzo Thomas R
- Toohey Matthew
- Toole J.
- Toumi Ralf
- Toure Ally M.
- Toure Kandioura