Gerald Cleaver was born May 4, 1963, in Detroit, Michigan, the youngest of seven children. His father, drummer John Cleaver Jr., came to Detroit by way of Springfield, Ohio; his mother's family was from Greenwood, Mississippi. Inspired by his father, Cleaver began playing drums at an early age, also playing violin in elementary school and switching to trumpet during junior high and high school before drums became his focus. Detroit's open, free-form radio culture of the 1970s exposed him early to a musical world with no hard borders between jazz, funk, rock, and the electronic dance music the city was about to help invent — an openness that would resurface decades later in his own recordings. As a teenager he gained early experience with Detroit fixtures Ali Muhammad Jackson, Lamont Hamilton, Earl Van Riper, and Pancho Hagood.

He earned a B.A. in music education from the University of Michigan, where a National Endowment for the Arts Jazz Study Fellowship allowed him to study privately with drummer Victor Lewis. After graduating in 1992, he stayed in Michigan to teach, working alongside Rodney Whitaker, Marcus Belgrave, and Donald Walden, and performing with visiting musicians including Hank Jones, Kenny Burrell, and Diana Krall. In 1995 he joined the University of Michigan's jazz faculty as an assistant professor, adding a second faculty post at Michigan State University in 1998. He moved to New York in 2002 and has focused on performing full-time ever since, settling in Brooklyn.

Cleaver's early credits already spanned generations of the music: he played with bebop-era masters Tommy Flanagan, Barry Harris, and Ray Bryant, and with AACM figures Roscoe Mitchell, Muhal Richard Abrams, Wadada Leo Smith, and Henry Threadgill — a range that would define his reputation as a drummer equally comfortable inside swing and outside it. In New York his sideman work expanded further, into long-running associations with Miroslav Vitouš, Charles Gayle, Mario Pavone, Michael Formanek, Jeremy Pelt, Yaron Herman, and a two-decade-plus partnership with bassist William Parker. He is also a member, per Discogs' own credited-groups record for him, of ensembles led by Joe Morris, Ivo Perelman, Tomasz Stańko (the trumpeter's New York Quartet, on Wisława, 2013, and December Avenue, 2017, both ECM), and pianist Giovanni Guidi, whose ECM quartet with trombonist Gianluca Petrella and clarinetist Louis Sclavis made Ida Lupino (2016) — Cleaver's first appearance on the label, a decade before his second.

As a leader, Cleaver debuted in 2001 with Adjust, released under the group name Veil of Names on Fresh Sound New Talent, featuring Mat Maneri, Ben Monder, Andrew Bishop, Craig Taborn, and Reid Anderson; it was nominated for Best Debut Recording by the Jazz Journalists Association. He followed it with two records that turned explicitly toward home and family: Gerald Cleaver's Detroit (2007), an homage to his hometown and to Detroit drummers Roy Brooks, Lawrence Williams, George Goldsmith, and Richard "Pistol" Allen, performed by a band he named Violet Hour; and Be It As I See It (2010), credited to Gerald Cleaver's Uncle June — named for his drumming father — which Cleaver has described as his most personal statement on his family's history and his experience as a Black American shaped by the Great Migration. Violet Hour later reconvened for the archival live album Live at Firehouse 12 (2019, Sunnyside), drawn from the same December 2006 New Haven sessions that produced the Detroit material.

The other defining thread of his leader catalog is Farmers By Nature, the fully collective, fully improvising trio he formed with William Parker and Craig Taborn in 2008. Their self-titled debut (2009, AUM Fidelity), recorded live at The Stone in New York, opened a partnership that continued through Out of This World's Distortions (2011) and the double album Love and Ghosts (2014, recorded live in France). In 2013 Cleaver also formed Black Host, a noisier, more electrified quintet with alto saxophonist Darius Jones, guitarist Brandon Seabrook, pianist Cooper-Moore, and bassist Pascal Niggenkemper; their sole album, Life in the Sugar Candle Mines (Northern Spy), blended modern jazz, free playing, and post-punk noise into one of the most abrasive records under his own name.

Mat Maneri has been a recurring creative partner across more than two decades, spanning free-improvising dates on both sides of the leader/sideman line: Blue Decco (2000, the Mat Maneri Quartet, with William Parker and Craig Taborn), Sustain (2002, led by Maneri and Joe McPhee), the democratically billed quartet session Breaking Point (2016, with Ivo Perelman and Joe Morris, Leo Records), the Judson Trio with bassist Joëlle Léandre, and Live at Scholes (2021), a digital-only quartet date with guitarist Jonathan Goldberger and bassist Simon Jermyn. Saxophonist Ivo Perelman has been an equally frequent partner, across a run of Leo Records and Relative Pitch dates through the 2010s including Living Jelly (2012, with Joe Morris), Enigma (2013, with Matthew Shipp and a second drummer, Whit Dickey), and Octagon (2017, with Nate Wooley and Brandon López).

Beginning in 2020, Cleaver opened an entirely new chapter as a solo electronic composer, releasing Signs (577 Records) and Griots (2021, Positive Elevation/Meakusma), both built in VCV Rack, a free modular-synthesis environment, and both explicitly tracing a line back to Detroit's electronic-music lineage alongside his acoustic jazz roots. Pianist Matthew Shipp, one of his most frequent collaborators, has ranked him among the greatest drummers in jazz history, and Cleaver himself rejects any hard line between his identities as free improviser, swinging sideman, and electronic composer — a philosophy discussed further below.

His most recent work has moved in two directions at once. With poet and theorist Fred Moten and bassist Brandon López, he has made a series of spoken-word/free-improv records — Moten/López/Cleaver (2022) and the double live album The Blacksmiths, The Flowers (2024, Reading Group) — that pair Moten's voice with a fully improvised rhythm section. With bassist Brandon López and the producer H Prizm, he made the electro-acoustic trio record In the Wilderness (2023, Positive Elevation). And in 2026, decades after Ida Lupino, he returned to ECM as the drummer in vocalist-pianist Judith Berkson's trio with bassist Trevor Dunn on Thee They Thy, which includes a solo drum feature for Cleaver titled "Cleav." He also appears, alongside Craig Taborn, Ambrose Akinmusire, and others, on bassist Thomas Morgan's first-ever leader album, the 2025 duets record Around You Is a Forest (Loveland Records) — a rare credit given how few sidemen Morgan had, until then, ever asked to record with him under his own name.

Cleaver's playing rests on two foundations that rarely coexist so comfortably in one drummer: an early, thorough grounding in bebop and swing, absorbed directly from Detroit-scene mentors and gigs alongside Tommy Flanagan, Barry Harris, and Ray Bryant, and an equally deep immersion in the AACM's free and collective-improvisation tradition through his work with Roscoe Mitchell, Muhal Richard Abrams, and Henry Threadgill. He has spent his career refusing to treat those as separate vocabularies — "It's all the same thing," as he put it, rejecting the free/straight-ahead split outright — and that refusal is audible in everything from the AUM Fidelity trio Farmers By Nature (openly collective, fully improvised, still swinging at its core) to Black Host's noise-rock-inflected quintet dates. Detroit itself runs through his music twice over: once through the drummers, Roy Brooks and Richard "Pistol" Allen among them, he grew up idolizing and later memorialized on Gerald Cleaver's Detroit, and again through the city's electronic-music lineage, which resurfaced directly in his 2020s turn to modular synthesis on Signs and Griots. Mat Maneri, Craig Taborn, William Parker, and Ivo Perelman have been the most consistent foils across his own leader dates and his prolific sideman career, each pulling his drumming toward a different register of free playing, while his academic years at the University of Michigan and Michigan State gave him a pedagogical clarity about rhythm and form that keeps even his most abstract playing legible.