Cook Township may refer to:

• Cook Township, Westmoreland County, Pennsylvania, United States
• Cook Township, Decatur County, Kansas, United States

• William Turner (university principal)
• William Tutty
• William T. Van de Graaff
• William T. Vetterling
• William T. Vogler Cottage
• William Twala
• William T. Walters
• William T. Warrener
• William T. Whisner
• William T. Whisner Jr.
• William T. Whisner, Jr.
• William Twisden
• William Twiss (Indian Army officer)
• William Twomey
• William Twysden
• William Twysden (disambiguation)
• William Twyss
• William Tydd Taylor
• William Tyldesley
• William Tyler (architect)
• William Tyler Jenkins
• William Tyler (musician)
• William Tyler (rugby league)
• William Tyler Smith
• William T. Ylvisaker