Sherwin Gatchalian

Member of the Philippine House of Representatives from Valenzuela's 1st districtIn office
June 30, 2013 – June 30, 2016Preceded byRex GatchalianSucceeded byWes GatchalianIn office
June 30, 2001 – June 30, 2004Preceded byNew districtSucceeded byJose Emmanuel Carlos25th Mayor of ValenzuelaIn office
June 30, 2004 – June 30, 2013Vice MayorAntonio Espiritu (2004–2007)
Eric Martinez (2007–2013)Preceded byJose Emmanuel CarlosSucceeded byRex GatchalianPersonal detailsBornSherwin Ting Gatchalian
(1974-04-06) April 6, 1974
PartyNationalist People's CoalitionRelationsEducationBoston University (BS)OccupationPoliticianProfessionBusinessmanSignatureWebsiteOfficial website

Sherwin "Win" Ting Gatchalian (born April 6, 1974) is a Filipino politician and businessman who has served as the 34th president of the Senate of the Philippines since 2026, a role he briefly held in an acting capacity as Senate president pro tempore. A member of the Nationalist People's Coalition, he is in his second term as a senator of the Philippines, having been elected to the chamber in 2016.

Based in Valenzuela, Metro Manila, Gatchalian previously served as the representative of the city's first district from 2001 to 2004 and from 2013 to 2016. From 2004 to 2013, he served as the 25th mayor of Valenzuela.