There are at least 5 bands called Advocate:

1) A post-hardcore band from Tampa, Florida, United States.
2) A screamo/emo violence/metalcore outfit from Rhode Island, active in the early 2000s.
3) A melodic death metal band.
4) A deathcore band from Tulsa, Oklahoma, United States.
5) A thrash metal band.

1) Advocate was a five-piece post-hardcore/metalcore band from Dunedin/Tampa, Florida, United States that produces heavy, hard-rocking music with weighty messages; the band’s released Trial and Error EP in 2011. In mid-to-late 2011, Advocate signed to Bridgeway Entertainment, a subsidiary label of Red Cord Records.
They released their album Saints: Sinners in 2015.

open.spotify.com/artist/6j7i3mzHowvWs5cj0qST7K?si=RDU9_xl5SvGEwlz_eT4NYQ
advocatefl.bandcamp.com/releases
facebook.com/advocateband
youtube.com/user/advocatebandfl/videos

Members:
Aaron White - Vocals
Adam Renfroe - Guitar
Danny Mills - Guitar, Vocals
Caleb Flanigan - Bass
Chris Costanza - Drums, Vocals

(Later on, replaced Adam Renfroe) Steve Toth - Guitar

2) Advocate was a screamo/emo violence band from Providence, Rhode Island, USA. Its members were Adam Anagnostis, John Gorman, Jon Knudsen, and Kevin Bledsoe, some of whom were in Backstabbers, Inc. and Straight to Hell. They were active from 2001-2005 and released 1 EP, a split, and a compiled album entitled From Soil Laced with Lyme in 2003 via Happy Couples Never Last.

3) Advocate is a melodic death metal band from Decatur, IL. They were formed in 2004 under the name Life Equals Zero. In mid-2006, after their vocalist left to pursue other projects, their bassist also left the band. After replacing their drummer, they changed their name to Advocate. They played shows without a vocalist or bassist for well over a year, before deciding on full-time replacements.

Members:
Jay Cravens - Lead Guitar
Seth Pittman - Rhythm Guitar
Keith Brownlow - Bass
Katie Rogers - Drums

myspace.com/advocateillinois

4) Advocate was a deathcore band from Tulsa, Oklahoma, United States.
advocateok.bandcamp.com

5) Advocate was a thrash metal band from Denver, Colorado from 1990 until 1995. They released their EP Exigency in 1992.

Members:
Mike O'Shea - Vocals, Guitar
Thaddaeus Wecker - Bass
Vince Zanetti - Drums

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