Luzviminda Gaba Tancangco is the first non-lawyer woman commissioner of the Philippine Commission on Elections.
She was its second female acting chairperson (1998–1999) after Haydee Yorac.
GMANews.TV reported that in August 2002, "NAMFREL and other civil society organizations" filed an "impeachment complaint" against "COMELEC Commissioner Luzviminda Tancangco", and that the complaint was "endorsed by Rep. Monico Puentevella".
[2] The Congress of the Philippines dismissed the complaint on February 3, 2003 and found it "not sufficient in substance".
[3] Ms. Tancangco continued to serve on the COMELEC until February 2, 2004.