Boom Gaspar
"Boom" Gaspar (born February 3, 1953) is an American musician. He has performed as a keyboardist with American rock band Pearl Jam since 2002.
Also recorded as Kenneth E. Gaspar
Boom Gaspar

user:PJOrsi · Public domain
- Name
- Boom Gaspar
- Birth Name
- Kenneth E.
- Born
- 3 February 1953
- Birthplace
- Waimānalo, Hawaii, U.S.
- Occupation
- Musician
- Nationality
- United States
- Fields
- rock music
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wikidata · Q281627 · wikipedia · Boom Gaspar
In this article
Key facts
Key facts
• Name — Boom Gaspar • Birth Name — Kenneth E. Gaspar • Born — 3 February 1953 • Birthplace — Waimānalo, Hawaii, U.S. • Genre — Rock, alternative rock, blues rock • Occupation — Musician • Years Active — mid 1970s–present • Instrument — Keyboards
Early life
Early life
Boom Gaspar grew up in Waimānalo, Hawaii. He started playing music when he was eleven years old. After graduating from Kailua High School, Gaspar spent the next thirty years doing local shows throughout Hawaii with acts such as the Mackey Feary Band, Harmony, Simplisity, and played in Seattle with first billing with the famous blues guitarist Albert Collins.
Pearl Jam
Pearl Jam
Pearl Jam frontman Eddie Vedder first met Gaspar while in Hawaii. Gaspar was introduced to Vedder through Ramones bassist C. J. Ramone. Gaspar has appeared on the Pearl Jam albums Riot Act (2002), Pearl Jam (2006) and Lightning Bolt (2013). He has a songwriting credit for the song "Love Boat Captain" which is on Riot Act. According to Gaspar, the song initially developed out of a jam session he had with Vedder shortly after the two first met. When they were done, Vedder asked Gaspar if he was "ready to go to Seattle." He has become known for his long solos during "Crazy Mary", a song originally written by Victoria Williams, which has become a fan favorite during live Pearl Jam shows. This often culminates in a guitar/organ duel between Gaspar and guitarist Mike McCready. Gaspar told Keyboard Magazine that his biggest challenge playing with the band was "learning what Pearl Jam is, and learning each of the band members’ different styles. It’s such an education for me. Every night is different and playing with them is amazing. I love challenges. They make you a better player and challenges are what music is all about."
Life and career
Dated record
Life and career
The full dated record · 1 entries
1953
Boom Gaspar born at Waimānalo.
Pearl Jam discography
Pearl Jam discography
• Year — Title — Label — Track(s) • 2002 — Riot Act — Epic — Some • 2003 — 2003 Official Bootlegs (Australia, Japan, and North America) — Epic — Some • Big Fish: Music from the Motion Picture — Sony — "Man of the Hour" • 2004 — Hot Stove, Cool Music, Vol. 1 — Fenway — "Bu$hleaguer" (live) • Live at Benaroya Hall — BMG — Some • For the Lady — Rhino/WEA — "Better Man" (live) • rearviewmirror (Greatest Hits 1991–2003) — Epic — "I Am Mine", "Save You", and "Man of the Hour" • 2005 — 2005 Official Bootlegs (North America and South America) — Ten Club — Some • 2006 — Pearl Jam — J — Some • 2006 Official Bootlegs (North America, Europe, and Australia) — Ten Club — Some • 2007 — Live at the Gorge 05/06 — Rhino/WEA — Some • Live at Lollapalooza 2007 — Self-released — Some • 2008 — 2008 United States Official Bootlegs — Kufala — Some • 2009 — 2009 Official Bootlegs — Self-released — Some • 2010 — 2010 Official Bootlegs — Self-released — Some • 2013 — Lightning Bolt — Monkey Wrench — "Sirens", others • 2017 — Let's Play Two — Republic — All
Po & the 4Fathers discography
Po & the 4Fathers discography
• Year — Title — Label — Track(s) • 2012 — Kingdom Come/Do Ya 7" — Monkeywrench — All

Picture of Boom Gaspar, touring keyboardist for Pearl Jam, in concert, taken on September 14, 2006.
Paolo Didonè from Piazzola Sul Brenta (PD), Italy · IMG_3843.JPG
Text attribution
Licensing
Text attribution
Part of the biographical narrative on this page reuses licensed material. Its origin, revision and licence are recorded here.
The biographical narrative on this page is based on the Wikipedia article Boom Gaspar, revision 1351019785 (EN edition), by its contributors. VALÉORINE has edited that text and built its own documentary record around it. The reused material is available under CC BY-SA 4.0, and this page's reuse of it is offered under the same licence. Everything else on this page — the chronology, the holdings, the evidence, the plates and the connections — is VALÉORINE's own record. Sources and licences.
Notes from the source article
Cited by Wikipedia
Notes from the source article
These works are cited by the source article, in its own numbering. They are recorded as its citations, not as sources VALÉORINE has verified.
- 1.Burlingame, Burl. "Way to go Boom!" Honolulu Star-Bulletin. April 20, 2007.
- 2.Mills, Fred. "Yield Not". Seattle Weekly. November 6, 2002.
- 3.Paiva, Derek. "Friendship takes stage at Pearl Jam concert". The Honolulu Advertiser. December 1, 2006.
- 4.Ashare, Matt. "Pearl Jam at the Garden: Less is Still More" . The Phoenix. May 26, 2006.
- 5.Gallant, Michael. Boom Gaspar of Pearl Jam. KeyboardMag.
References
Citations
References
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Secondary witness
The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 14 August 2026.
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