273 characters IGDB has catalogued for Fallout 4.
Talia McGovern
Ted Huntley
The Fens Phantom
The Scribe
The Silver Shroud
Theodore Collins
Tina De Luca
Tinker Tom
Tommy Lonegan
Trader Rylee
Trashcan Carla
Travis Miles
Triggerman
Vadim Bobrov
Vault Security
Vault-Tec Rep
Vault-Tec Scientist
Virgil
Voice Talent
Wallace
Wally Warwick
Wicked Tim
Wilhelmina Cabot
Winlock
X4-18
X6-88
X9-27
Y9-15
Yefim Bobrov
Z1-14
Z2-47
Z3-22
Zeke