Thiel may refer to:
Thiel (surname), including a list of people with the name Thiel (crater), lunar crater named for Walter Thiel Thiel Audio, a loudspeaker manufacturer Thiel College in Pennsylvania Thiel Detective Service Company, a private detective agency Thiel Foundation, a private foundation Thiel Fellowship, a fellowship offered by the foundation Thiel Mountains of Antarctica Thiel Trough, geographical feature
See also Thiel-sur-Acolin, commune in France Thiel–Behnke dystrophy, a rare form of corneal dystrophy Teal (disambiguation), pronounced like "Thiel" Thiele (disambiguation)