WTP
WTP may refer to:

Arts and entertainment
"WTP", a song from the album K.T.S.E. by American artist Teyana Taylor
"W.T.P." ("White Trash Party"), a song by rapper Eminem; See the album Recovery
Winnie-the-Pooh, a creation of A. A. Milne

Philosophy
Will to power, a prominent concept in the philosophy of Friedrich Nietzsche.

Science and technology
Water treatment plant, a facility that performs water purification
Web Tools Platform, a platform for the Eclipse software
Western Treatment Plant, a sewage treatment plant in Australia
Wireless transaction protocol, technical term in wireless communication

Other uses
Besix Watpac, an Australian construction company ASX ticker code
Willingness to pay, economic term
Women's Torah Project, transcription of the Torah entirely by women
Warszawski Transport Publiczny, Warsaw's Public Transport Authority