Rey Joseph "RJ" Pengson Nieto, (born January 26, 1985) known also by his alias Thinking Pinoy, is a Filipino blogger and opinion columnist.

[3] A well-known and vocal supporter of Rodrigo Duterte,[4][5] he has drawn controversies and faced legal proceedings for allegations of libel[6] and spreading disinformation,[7][8][6] as well as his counter-criticisms against he and the administration's critics.

[17] The Bases Conversion and Development Authority offered Nieto a consultancy post to help it promote its projects especially the major endeavours under the Duterte administration's Build!

[18] RJ Nieto has his own weekly op-ed column on Manila Bulletin titled Thinking Pinoy, with the first article published on October 18, 2019.

[citation needed] Before TP on SMNI, Nieto first appeared as a co-host on the show Usaping Bayan with Mike Abe [20] on the same channel in September 2020.

[7][26][27] On November 3, 2017, Nieto on his radio program Karambola on DWIZ urged then Presidential Spokesperson Harry Roque to throw a concrete hollow block at journalist Pia Ranada.

[58] Nieto has been allegedly involved in doxxing, and a cyberlibel case has been filed against him by blogger Jover Laurio, the author of Pinoy Ako Blog.

[59][60] In 2018, Nieto was also indicted for libel for posting on his blog that U.S. President Donald Trump called former opposition senator Antonio Trillanes a narco or drug lord.