Robert Trujillo

Robert Trujillo
4TheWynne · CC BY-SA 4.0 · source
Name	Robert Trujillo
Birth name	Roberto Agustín Trujillo
Birth date	23 October 1964
Birth place	Santa Monica, California
Occupations	Musician, songwriter
Instrument	Bass guitar, backing vocals
Years active	1984–present
Associated acts	Suicidal Tendencies, Infectious Grooves, Metallica, Black Sabbath, Ozzy Osbourne, Jerry Cantrell, Alice in Chains, Black Label Society

Robert Trujillo is an American bassist known for his work with multiple influential rock and metal acts. Rising from Southern California punk and thrash scenes, he gained prominence with Suicidal Tendencies and Infectious Grooves before joining Metallica in 2003. Trujillo's career spans collaborations with Ozzy Osbourne, Black Sabbath, Alice Cooper, and numerous session and touring roles across Los Angeles, London, and international venues.

Early life and musical influences

Born in Santa Monica, California to Mexican American parents, Trujillo grew up in Culver City, California and the Los Angeles County area where he absorbed local scenes centered on Venice, Los Angeles, Hermosa Beach, California, and Venice Beach. Early exposure included family ties to Mariachi traditions and community festivals alongside mainstream acts in Southern California. Teenage years found him attending shows by Black Sabbath, Led Zeppelin, Deep Purple, Jimi Hendrix, and Grand Funk Railroad while encountering underground scenes driven by bands like Black Flag, Minor Threat, Bad Brains, Hüsker Dü, and Dead Kennedys. Influences cited include Les Claypool, Flea (musician), John Entwistle, Geddy Lee, Cliff Burton, and Bootsy Collins, blending funk, punk, and metal traditions from Funkadelic, Parliament, Sly and the Family Stone, and James Brown performances to local skate punk shows.

Career with Suicidal Tendencies and Infectious Grooves

Trujillo joined Suicidal Tendencies in the late 1980s, contributing to albums and tours that intersected with Crossover thrash movements alongside bands such as Anthrax, Exodus, Testament, Megadeth, and Metallica. During this period he co-founded Infectious Grooves, a funk-metal project featuring members from Suicidal Tendencies and collaborators linked to Faith No More, Red Hot Chili Peppers, and Primus. Infectious Grooves released albums and toured with acts including Faith No More, Biohazard, Rage Against the Machine, S.O.D., and Suicidal Tendencies members, playing festivals like Lollapalooza and dates with Korn and Deftones. His tenure produced studio work that drew attention from critics and peers such as Kirk Hammett, James Hetfield, and Dave Lombardo.

Metallica era and major recordings

After serving as a touring bassist for Ozzy Osbourne and appearing with Black Sabbath related lineups, Trujillo was selected to join Metallica in 2003 following the death of Cliff Burton and departure of Jason Newsted. His first major Metallica recordings include work on the live release documenting tours and later studio contributions to albums such as Death Magnetic and subsequent releases and reissues. With Metallica he performed at The Grammy Awards, Live Earth, Lollapalooza, Rock am Ring, Download Festival, and headlined stadium tours with Metallica contemporaries like Iron Maiden, AC/DC, Slipknot, and Rammstein. Trujillo appeared in Metallica documentaries and concert films that featured directors and producers connected to Martin Scorsese-adjacent projects and music television networks like MTV and VH1.

Other collaborations and session work

Outside his primary bands, Trujillo has recorded or toured with a wide range of artists across genres including Ozzy Osbourne, Black Sabbath members, Jerry Cantrell of Alice in Chains, Glenn Tipton-era projects, and guest spots with Black Label Society, Rick Rubin-produced sessions, and studio work alongside producers from Elektra Records, Epic Records, and Warner Bros. Records. He has collaborated with musicians such as Rob Zombie, Alice Cooper, Mike Patton, John Frusciante, Slash, Tom Morello, Billy Idol, Billy Sheehan, and Steve Vai at charity concerts, televised benefits, and festival lineups including Rock in Rio, Austin City Limits, and Reading Festival. Trujillo contributed to tribute albums honoring artists like Ozzy Osbourne, Jimi Hendrix, and The Beatles with sessions in studios across Los Angeles, Nashville, London, and New York City.

Playing style, equipment, and technique

Trujillo's approach synthesizes funk slap techniques from Larry Graham and Bootsy Collins with heavy metal aggression emblematic of Cliff Burton and Geddy Lee. He frequently employs fingerstyle, pick usage, and percussive slap techniques, integrating effects units associated with Boss, Dunlop, MXR, and Tech 21. His bass rig history includes endorsements and use of instruments from Fender, Warwick, Spector, Alembic, and custom luthiers, combined with amplification from Ampeg, Marshall, and Gallien-Krueger. Trujillo's live setup has been documented alongside tour crews and production teams who have worked with festival organizers like Live Nation, AEG Presents, and broadcast producers for BBC Radio 1 and NPR music specials.

Personal life and activism

Trujillo has maintained residences in San Diego, California and Los Angeles, and has been involved in philanthropic efforts with organizations connected to veterans, music education programs, and environmental initiatives that partner with non-profit entities and benefit concerts featuring artists from Metallica's network and broader rock community. He has participated in charity events alongside musicians such as Dave Grohl, Paul McCartney, Eddie Vedder, Bruce Springsteen, and Bon Jovi, and supported causes in collaboration with foundations linked to The Recording Academy, MusiCares, and other industry groups. Trujillo's public appearances include interviews with publications and broadcasters like Rolling Stone, Guitar World, Billboard, Kerrang!, and televised specials on PBS and CNN.

Category:1964 births Category:American bass guitarists Category:Heavy metal musicians Category:Living people