Nueva Ecija's 1st congressional district

Nueva Ecija's 1st congressional district is one of the four congressional districts of the Philippines in the province of Nueva Ecija. It has been represented in the House of Representatives of the Philippines since 1928. The district consists of the western municipalities of Aliaga, Cuyapo, Guimba, Licab, Nampicuan, Quezon, Santo Domingo, Talavera and Zaragoza bordering Pangasinan and Tarlac. It is currently represented in the 19th Congress by Mikaela Angela B. Suansing of the Lakas–CMD.

Representation history
{| class=wikitable ! rowspan="2" | # ! rowspan="2" colspan=2 | Member ! colspan=2 | Term of office ! rowspan="2" | Legislature ! rowspan="2" | Party ! rowspan="2" | Electoral history ! rowspan="2" | Constituent LGUs !Start!!End
 * colspan="9" style="text-align:center;" |
 * colspan="9" style="text-align:center;" |

Nueva Ecija's 1st district for the House of Representatives of the Philippine Islands
! rowspan="2" | # ! rowspan="2" colspan=2 | Member ! colspan=2 | Term of office ! rowspan="2" | National Assembly ! rowspan="2" | Party ! rowspan="2" | Electoral history ! rowspan="2" | Constituent LGUs !Start!!End
 * colspan="9" style="text-align:center;" | District created December 7, 1926 from Nueva Ecija's at-large district.
 * style="text-align:center;" | 1
 * style="color:inherit;background:;" |
 * Hermogenes Concepción Sr.
 * June 5, 1928
 * June 2, 1931
 * style="text-align:center;" | 8th
 * Demócrata
 * Elected in 1928.
 * rowspan="3" style="text-align:center;" | 1928–1935 Aliaga, Cuyapo, Guimba, Jaen, Licab, Lupao, Muñoz, Nampicuan, Quezon, San Antonio, Santo Domingo, Talavera, Zaragoza
 * style="text-align:center;" | 2
 * style="color:inherit;background:;" |
 * Manuel V. Gallego
 * June 2, 1931
 * June 5, 1934
 * style="text-align:center;" | 9th
 * | Nacionalista Consolidado
 * Elected in 1931.
 * style="text-align:center;" | 3
 * style="color:inherit;background:;" |
 * José Robles Jr.
 * June 5, 1934
 * September 16, 1935
 * style="text-align:center;" | 10th
 * Nacionalista Demócrata Pro-Independencia
 * Elected in 1934.
 * September 16, 1935
 * style="text-align:center;" | 10th
 * Nacionalista Demócrata Pro-Independencia
 * Elected in 1934.
 * colspan="9" style="text-align:center;" |
 * colspan="9" style="text-align:center;" |

Nueva Ecija's 1st district for the National Assembly (Commonwealth of the Philippines)
! rowspan="2" | # ! rowspan="2" colspan=2 | Member ! colspan=2 | Term of office ! rowspan="2" | Common wealth Congress ! rowspan="2" | Party ! rowspan="2" | Electoral history ! rowspan="2" | Constituent LGUs !Start!!End
 * rowspan="2" style="text-align:center;" | 4
 * style="color:inherit;background:;" |
 * rowspan="2" | Manuel A. Alzate
 * rowspan="2" | September 16, 1935
 * rowspan="2" | December 30, 1941
 * style="text-align:center;" | 1st
 * Nacionalista Democrático
 * Elected in 1935.
 * rowspan="2" style="text-align:center;" | 1935–1941 Aliaga, Cuyapo, Guimba, Jaen, Licab, Lupao, Muñoz, Nampicuan, Quezon, San Antonio, Santo Domingo, Talavera, Zaragoza
 * style="color:inherit;background:;" |
 * style="text-align:center;" | 2nd
 * Nacionalista
 * Re-elected in 1938.
 * colspan="9" style="text-align:center;" | District dissolved into the two-seat Nueva Ecija's at-large district for the National Assembly (Second Philippine Republic).
 * Re-elected in 1938.
 * colspan="9" style="text-align:center;" | District dissolved into the two-seat Nueva Ecija's at-large district for the National Assembly (Second Philippine Republic).
 * colspan="9" style="text-align:center;" | District dissolved into the two-seat Nueva Ecija's at-large district for the National Assembly (Second Philippine Republic).
 * colspan="9" style="text-align:center;" |
 * colspan="9" style="text-align:center;" |

Nueva Ecija's 1st district for the House of Representatives of the Commonwealth of the Philippines
! rowspan="2" | # ! rowspan="2" colspan=2 | Member ! colspan=2 | Term of office ! rowspan="2" | Congress ! rowspan="2" | Party ! rowspan="2" | Electoral history ! rowspan="2" | Constituent LGUs !Start!!End
 * colspan="9" style="text-align:center;" | District re-created May 24, 1945.
 * style="text-align:center;" | (2)
 * style="color:inherit;background:;" |
 * Manuel V. Gallego
 * June 11, 1945
 * May 25, 1946
 * style="text-align:center;" | 1st
 * Nacionalista
 * Elected in 1941.
 * style="text-align:center;" | 1945–1946 Aliaga, Cuyapo, Guimba, Jaen, Licab, Lupao, Muñoz, Nampicuan, Quezon, San Antonio, Santo Domingo, Talavera, Zaragoza
 * Elected in 1941.
 * style="text-align:center;" | 1945–1946 Aliaga, Cuyapo, Guimba, Jaen, Licab, Lupao, Muñoz, Nampicuan, Quezon, San Antonio, Santo Domingo, Talavera, Zaragoza
 * colspan="9" style="text-align:center;" |
 * colspan="9" style="text-align:center;" |

Nueva Ecija's 1st district for the House of Representatives of the Philippines

 * style="text-align:center;" | 5
 * style="color:inherit;background:;" |
 * José Cando
 * May 25, 1946
 * December 30, 1949
 * style="text-align:center;" | 1st
 * Democratic Alliance
 * Elected in 1946. Oath of office deferred to January 29, 1948 due to electoral protests against Democratic Alliance candidates.
 * style="text-align:center;" | 1946–1949 Aliaga, Cuyapo, Guimba, Jaen, Licab, Lupao, Muñoz, Nampicuan, Quezon, San Antonio, Santo Domingo, Talavera, Zaragoza
 * rowspan="2" style="text-align:center;" | 6
 * rowspan="2" style="color:inherit;background:;" |
 * rowspan="2" | José O. Corpus
 * rowspan="2" | December 30, 1949
 * rowspan="2" | December 30, 1957
 * style="text-align:center;" | 2nd
 * rowspan="2" | Liberal
 * Elected in 1949.
 * rowspan="6" style="text-align:center;" | 1949–1972 Aliaga, Cuyapo, Guimba, Jaen, Licab, Lupao, Muñoz, Nampicuan, Quezon, San Antonio, Santo Domingo, Talavera, Talugtug, Zaragoza
 * style="text-align:center;" | 3rd
 * Re-elected in 1953.
 * rowspan="3" style="text-align:center;" | 7
 * rowspan="3" style="color:inherit;background:;" |
 * rowspan="3" | Eugenio T. Baltao
 * rowspan="3" | December 30, 1957
 * rowspan="3" | December 30, 1969
 * style="text-align:center;" | 4th
 * rowspan="3" | Liberal
 * Elected in 1957.
 * style="text-align:center;" | 5th
 * Re-elected in 1961.
 * style="text-align:center;" | 6th
 * Re-elected in 1965.
 * style="text-align:center;" | 8
 * style="color:inherit;background:;" |
 * Leopoldo D. Díaz
 * December 30, 1969
 * September 23, 1972
 * style="text-align:center;" | 7th
 * Nacionalista
 * Elected in 1969. Removed from office after imposition of martial law.
 * colspan="9" style="text-align:center;" | District dissolved into the sixteen-seat Region III's at-large district for the Interim Batasang Pambansa, followed by the four-seat Nueva Ecija's at-large district for the Regular Batasang Pambansa.
 * colspan="9" style="text-align:center;" | District re-created February 2, 1987.
 * style="text-align:center;" | 9
 * style="color:inherit;background:;" |
 * Eduardo Nonato Joson
 * June 30, 1987
 * June 30, 1992
 * style="text-align:center;" | 8th
 * KBL (BALANE)
 * Elected in 1987.
 * rowspan="13" style="text-align:center;" | 1987–present Aliaga, Cuyapo, Guimba, Licab, Nampicuan, Quezon, Santo Domingo, Talavera, Zaragoza
 * rowspan="2" style="text-align:center;" | 10
 * rowspan="2" style="color:inherit;background:;" |
 * rowspan="2" | Renato Diaz
 * rowspan="2" | June 30, 1992
 * rowspan="2" | June 30, 1998
 * style="text-align:center;" | 9th
 * rowspan="2" | Lakas
 * Elected in 1992.
 * style="text-align:center;" | 10th
 * Re-elected in 1995.
 * rowspan="3" style="text-align:center;" | 11
 * rowspan="3" style="color:inherit;background:;" |
 * rowspan="3" | Josefina M. Joson
 * rowspan="3" | June 30, 1998
 * rowspan="3" | June 30, 2007
 * style="text-align:center;" | 11th
 * rowspan="3" | NPC (BALANE)
 * Elected in 1998.
 * style="text-align:center;" | 12th
 * Re-elected in 2001.
 * style="text-align:center;" | 13th
 * Re-elected in 2004.
 * style="text-align:center;" | (9)
 * style="color:inherit;background:;" |
 * Eduardo Nonato Joson
 * June 30, 2007
 * June 30, 2010
 * style="text-align:center;" | 14th
 * Independent (BALANE)
 * Elected in 2007.
 * style="text-align:center;" | (11)
 * style="color:inherit;background:;" |
 * Josefina M. Joson
 * June 30, 2010
 * June 30, 2013
 * style="text-align:center;" | 15th
 * NPC (BALANE)
 * Elected in 2010.
 * rowspan="3" style="text-align:center;" | 12
 * style="color:inherit;background:;" |
 * rowspan="3" | Estrellita B. Suansing
 * rowspan="3" | June 30, 2013
 * rowspan="3" | June 30, 2022
 * style="text-align:center;" | 16th
 * Liberal (Unang Sigaw)
 * Elected in 2013.
 * rowspan="2" style="color:inherit;background:;" |
 * style="text-align:center;" | 17th
 * rowspan="2" | PDP–Laban
 * Re-elected in 2016.
 * style="text-align:center;" | 18th
 * Re-elected in 2019.
 * style="text-align:center;" rowspan="2" | 13
 * style="color:inherit;background:;" |
 * rowspan="2" | Mikaela Angela B. Suansing
 * rowspan="2" | June 30, 2022
 * rowspan="2" | Incumbent
 * style="text-align:center;" rowspan="2" | 19th
 * Nacionalista
 * rowspan="2" | Elected in 2022.
 * style="color:inherit;background:;" |
 * Lakas
 * }
 * Elected in 2013.
 * rowspan="2" style="color:inherit;background:;" |
 * style="text-align:center;" | 17th
 * rowspan="2" | PDP–Laban
 * Re-elected in 2016.
 * style="text-align:center;" | 18th
 * Re-elected in 2019.
 * style="text-align:center;" rowspan="2" | 13
 * style="color:inherit;background:;" |
 * rowspan="2" | Mikaela Angela B. Suansing
 * rowspan="2" | June 30, 2022
 * rowspan="2" | Incumbent
 * style="text-align:center;" rowspan="2" | 19th
 * Nacionalista
 * rowspan="2" | Elected in 2022.
 * style="color:inherit;background:;" |
 * Lakas
 * }
 * style="color:inherit;background:;" |
 * Lakas
 * }
 * }