Hawaii House District 19

Next vote Tue, Nov 3, 2026 · Represented by Mark Hashem Democratic · Member list as of Oct 28

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Last election: Mark Hashem (Democratic) won by 41.0 points, 2022

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State House District 1· Matthias Kusch
State House District 2· Sue Lee Loy
State House District 3· Chris Todd
State House District 4· Greggor Ilagan
State House District 5· Jeanné Kapela
State House District 6· Kirstin Kahaloa
State House District 7· Nicole Lowen
State House District 8· David Tarnas
State House District 9· Justin Woodson
State House District 10· Tyson Miyake
State House District 11· Terez Amato
State House District 12· Kyle Yamashita
State House District 13· Mahina Poepoe
State House District 14· Elle Cochran
State House District 15· Nadine Nakamura
State House District 16· Luke Evslin
State House District 17· Dee Morikawa
State House District 18· Joe Gedeon
State House District 19· Mark Hashem
State House District 20· Tina Grandinetti
State House District 21· Jackson Sayama
State House District 22· Andrew Garrett
State House District 23· Ikaika Olds
State House District 24· Adrian Tam
State House District 25· Kim Coco Iwamoto
State House District 26· Della Belatti
State House District 27· Jenna Takenouchi
State House District 28· Cov Ratcliffe
State House District 29· Ikaika Hussey
State House District 30· Shirley Templo
State House District 31· Linda Ichiyama
State House District 32· Garner Shimizu
State House District 33· Sam Kong
State House District 34· Gregg Takayama
State House District 35· Cory Chun
State House District 36· Daisy Hartsfield
State House District 37· Trish La Chica
State House District 38· Lauren Matsumoto
State House District 39· Elijah Pierick
State House District 40· Julie Reyes Oda
State House District 41· David Alcos
State House District 42· Diamond Garcia
State House District 43· Kanani Souza
State House District 44· Darius Kila
State House District 45· Chris Muraoka
State House District 46· Amy Perruso
State House District 47· Sean Quinlan
State House District 48· Lisa Kitagawa
State House District 49· Scot Matayoshi
State House District 50· Mike Lee
State House District 51· Lisa Marten

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Official results for Hawaii

History (27 elections for this seat)

Votes for listed candidates: 11,258
Election day: November 8, 2022
District map: Older district map (2022)

Hawaii House of Representatives District 19, 1970 to 2022, 2022, every candidate
Candidate	Party	Votes and share	Share
DemocraticMark HashemWon(incumbent)Name as filed: Mark Jun Hashem	Democratic	7,93270.5%	70.5%
RepublicanTheresa Texeira	Republican	3,32629.5%	29.5%

Votes for listed candidates: 10,881
Election day: November 3, 2020
District map: Older district map (2012 to 2021)

Hawaii House of Representatives District 19, 1970 to 2022, 2020, every candidate
Candidate	Party	Votes and share	Share
DemocraticBertrand KobayashiWon(incumbent)	Democratic	8,34476.7%	76.7%
OtherMichael L. Parrish	Other	1,96418.1%	18.1%
OtherWayne Chen	Other	5735.3%	5.3%

Hawaii House of Representatives District 19, 1970 to 2022, 2018, every candidate
Candidate	Party	Votes and share	Share
DemocraticBertrand KobayashiWon(incumbent)	Democratic	——	—

Votes for listed candidates: 9,031
Election day: November 8, 2016
District map: Older district map (2012 to 2021)

Hawaii House of Representatives District 19, 1970 to 2022, 2016, every candidate
Candidate	Party	Votes and share	Share
DemocraticBertrand KobayashiWon(incumbent)	Democratic	5,87665.1%	65.1%
RepublicanStephen N. Bischoff	Republican	1,98221.9%	21.9%
LibertarianAnthony J. Higa	Libertarian	1,17313.0%	13.0%

Votes for listed candidates: 8,154
Election day: November 4, 2014
District map: Older district map (2012 to 2021)

Hawaii House of Representatives District 19, 1970 to 2022, 2014, every candidate
Candidate	Party	Votes and share	Share
DemocraticBertrand KobayashiWon(incumbent)	Democratic	5,46667.0%	67.0%
RepublicanVictoria Elizabeth Mathieu	Republican	1,92523.6%	23.6%
LibertarianAnthony Higa	Libertarian	7639.4%	9.4%

Votes for listed candidates: 9,801
Election day: November 6, 2012
District map: Older district map (2012 to 2021)

Hawaii House of Representatives District 19, 1970 to 2022, 2012, every candidate
Candidate	Party	Votes and share	Share
DemocraticBertrand KobayashiWon	Democratic	6,74968.9%	68.9%
RepublicanDarrell Young	Republican	3,05231.1%	31.1%

Hawaii House of Representatives District 19, 1970 to 2022, 2010, every candidate
Candidate	Party	Votes and share	Share
RepublicanBarbara C. MarumotoWon(incumbent)	Republican	——	—

Votes for listed candidates: 10,890
Election day: November 4, 2008
District map: Older district map (2002 to 2011)

Hawaii House of Representatives District 19, 1970 to 2022, 2008, every candidate
Candidate	Party	Votes and share	Share
RepublicanBarbara C. MarumotoWon(incumbent)	Republican	6,44059.1%	59.1%
DemocraticMichael Abe	Democratic	4,45040.9%	40.9%

Votes for listed candidates: 9,226
Election day: November 7, 2006
District map: Older district map (2002 to 2011)

Hawaii House of Representatives District 19, 1970 to 2022, 2006, every candidate
Candidate	Party	Votes and share	Share
RepublicanBarbara C. MarumotoWon(incumbent)	Republican	5,28157.2%	57.2%
DemocraticMike Abe	Democratic	3,94542.8%	42.8%

Votes for listed candidates: 10,759
Election day: November 2, 2004
District map: Older district map (2002 to 2011)

Hawaii House of Representatives District 19, 1970 to 2022, 2004, every candidate
Candidate	Party	Votes and share	Share
RepublicanBarbara C. MarumotoWon(incumbent)	Republican	5,93655.2%	55.2%
DemocraticMike Abe	Democratic	4,82344.8%	44.8%

Votes for listed candidates: 10,014
Election day: November 5, 2002
District map: Older district map (2002 to 2011)

Hawaii House of Representatives District 19, 1970 to 2022, 2002, every candidate
Candidate	Party	Votes and share	Share
RepublicanBarbara C. MarumotoWon(incumbent)	Republican	6,64566.4%	66.4%
DemocraticBrian Y. Yamane	Democratic	3,36933.6%	33.6%

Votes for listed candidates: 7,008
Election day: November 7, 2000
District map: Older district map (1992 to 2001)

Hawaii House of Representatives District 19, 1970 to 2022, 2000, every candidate
Candidate	Party	Votes and share	Share
RepublicanMindy JaffeWon	Republican	3,57651.0%	51.0%
DemocraticBrian Y. Yamane(incumbent)	Democratic	3,43249.0%	49.0%

Votes for listed candidates: 7,751
Election day: November 3, 1998
District map: Older district map (1992 to 2001)

Hawaii House of Representatives District 19, 1970 to 2022, 1998, every candidate
Candidate	Party	Votes and share	Share
DemocraticBrian Y. YamaneWon(incumbent)	Democratic	4,81562.1%	62.1%
RepublicanBill Sharp	Republican	2,93637.9%	37.9%

Votes for listed candidates: 7,427
Election day: November 5, 1996
District map: Older district map (1992 to 2001)

Hawaii House of Representatives District 19, 1970 to 2022, 1996, every candidate
Candidate	Party	Votes and share	Share
DemocraticBrian Y. YamaneWon(incumbent)	Democratic	3,99953.8%	53.8%
RepublicanBruce R. Black	Republican	3,11041.9%	41.9%
OtherMichael Parker	Other	3184.3%	4.3%

Votes for listed candidates: 7,491
Election day: November 8, 1994
District map: Older district map (1992 to 2001)

Hawaii House of Representatives District 19, 1970 to 2022, 1994, every candidate
Candidate	Party	Votes and share	Share
DemocraticBrian Y. YamaneWon	Democratic	4,34758.0%	58.0%
RepublicanMark B. Alexander	Republican	3,14442.0%	42.0%

Votes for listed candidates: 7,418
Election day: November 3, 1992
District map: Older district map (1992 to 2001)

Hawaii House of Representatives District 19, 1970 to 2022, 1992, every candidate
Candidate	Party	Votes and share	Share
DemocraticLes Ihara Jr.Won(incumbent)	Democratic	5,97180.5%	80.5%
LibertarianMerrielea Dolle	Libertarian	1,44719.5%	19.5%

Votes for listed candidates: 7,014
Election day: November 6, 1990
District map: Older district map (1984 to 1991)

Hawaii House of Representatives District 19, 1970 to 2022, 1990, every candidate
Candidate	Party	Votes and share	Share
RepublicanCynthia ThielenWon	Republican	3,93156.0%	56.0%
DemocraticEd Bybee(incumbent)	Democratic	3,08344.0%	44.0%

Votes for listed candidates: 7,581
Election day: November 8, 1988
District map: Older district map (1984 to 1991)

Hawaii House of Representatives District 19, 1970 to 2022, 1988, every candidate
Candidate	Party	Votes and share	Share
DemocraticEd BybeeWon	Democratic	3,83250.5%	50.5%
RepublicanJohn J. Medeiros(incumbent)	Republican	3,74949.5%	49.5%

Hawaii House of Representatives District 19, 1970 to 2022, 1986, every candidate
Candidate	Party	Votes and share	Share
RepublicanJohn J. MedeirosWon(incumbent)	Republican	5,682100.0%	100.0%

Votes for listed candidates: 7,102
Election day: November 6, 1984
District map: Older district map (1984 to 1991)

Hawaii House of Representatives District 19, 1970 to 2022, 1984, every candidate
Candidate	Party	Votes and share	Share
RepublicanJohn J. MedeirosWon(incumbent)	Republican	5,53878.0%	78.0%
DemocraticKeith S. Kawabata	Democratic	1,56422.0%	22.0%

Votes for listed candidates: 6,132
Election day: November 2, 1982
District map: Older district map (1982 to 1983)

Hawaii House of Representatives District 19, 1970 to 2022, 1982, every candidate
Candidate	Party	Votes and share	Share
RepublicanMarvin S. DangWon	Republican	4,50973.5%	73.5%
DemocraticRoss Segawa	Democratic	1,62326.5%	26.5%

Votes for listed candidates: 23,775
Election day: November 4, 1980
Seats: 2
District map: Older district map (1974 to 1981)

Hawaii House of Representatives District 19, 1970 to 2022, 1980, every candidate
Candidate	Party	Votes and share	Share
DemocraticClarice HashimotoWon(incumbent)	Democratic	12,32451.8%	51.8%
DemocraticEloise Y. TungpalanWon	Democratic	11,45148.2%	48.2%

Votes for listed candidates: 20,249
Election day: November 7, 1978
Seats: 2
District map: Older district map (1974 to 1981)

Hawaii House of Representatives District 19, 1970 to 2022, 1978, every candidate
Candidate	Party	Votes and share	Share
DemocraticClarice HashimotoWon	Democratic	10,28450.8%	50.8%
DemocraticDonald Masutani Jr.Won	Democratic	9,96549.2%	49.2%

Votes for listed candidates: 21,404
Election day: November 2, 1976
Seats: 2
District map: Older district map (1974 to 1981)

Hawaii House of Representatives District 19, 1970 to 2022, 1976, every candidate
Candidate	Party	Votes and share	Share
DemocraticBenjamin CayetanoWon(incumbent)	Democratic	11,55754.0%	54.0%
DemocraticNorman MizuguchiWon(incumbent)	Democratic	9,84746.0%	46.0%

Votes for listed candidates: 21,925
Election day: November 4, 1974
Seats: 2
District map: Older district map (1974 to 1981)

Hawaii House of Representatives District 19, 1970 to 2022, 1974, every candidate
Candidate	Party	Votes and share	Share
DemocraticNorman MizuguchiWon	Democratic	9,88845.1%	45.1%
DemocraticBenjamin CayetanoWon	Democratic	9,02041.1%	41.1%
RepublicanRichard T. Wong	Republican	3,01713.8%	13.8%

Votes for listed candidates: 19,470
Election day: November 7, 1972
Seats: 2
District map: Older district map (1970 to 1973)

Hawaii House of Representatives District 19, 1970 to 2022, 1972, every candidate
Candidate	Party	Votes and share	Share
DemocraticMitsuo UechiWon(incumbent)	Democratic	10,29652.9%	52.9%
DemocraticJames WakatsukiWon(incumbent)	Democratic	9,17447.1%	47.1%

Votes for listed candidates: 20,005
Election day: November 3, 1970
Seats: 2
District map: Older district map (1970 to 1973)

Hawaii House of Representatives District 19, 1970 to 2022, 1970, every candidate
Candidate	Party	Votes and share	Share
DemocraticJames WakatsukiWon(incumbent)	Democratic	8,41642.1%	42.1%
DemocraticMitsuo UechiWon(incumbent)	Democratic	8,40042.0%	42.0%
RepublicanJo Ann Algiers	Republican	3,18915.9%	15.9%

1970 to 2022: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), retrieved Oct 28, 2026. Compiled by Carl Klarner (Harvard Dataverse) from official returns; not an official source

Last contest in this district on file: 2022.

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Election Wrld. (2026). Hawaii House District 19, election results 1970 to 2022. https://www.electionwrld.com/hi/house/19. Retrieved October 30, 2026.

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Sources

Sources: Census TIGERweb Legislative MapServer (120th CDs layer 0, 119th CDs layer 4, 2026 SLD upper layer 1 and lower layer 2) (US Census Bureau, public domain), retrieved Oct 28, 2026; Open Civic Data division identifiers (census_autogenerated us_sldl/us_sldu and openstates state files); also (sld-recent.json): Open Civic Data division identifiers (country-us) (CC0 (repository); also (sld-recent.json): CC0 1.0), retrieved Oct 28, 2026; Open States people (current) CSVs (CC0-1.0 (Open States people data)), retrieved Oct 28, 2026, compiled by Open States volunteers and staff (rosters from state legislature sites) from official returns, not an official source; State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse) (CC0 1.0), retrieved Oct 28, 2026, compiled by Carl Klarner (Harvard Dataverse) from official returns, not an official source.

District id: ocd-division/country:us/state:hi/sldl:19

DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse)Data as of Oct 28, 2026