Misamis Occidental's 1st congressional district

Misamis Occidental's 1st congressional district is one of the two congressional districts of the Philippines in the province of Misamis Occidental. It has been represented in the House of Representatives since 1987. The district encompasses the northern half of the province consisting of its capital, Oroquieta, and the municipalities of Aloran, Baliangao, Calamba, Concepcion, Jimenez, Lopez Jaena, Panaon, Plaridel and Sapang Dalaga. It is currently represented in the 19th Congress by Jason P. Almonte of the Partido Demokratiko Pilipino (PDP).

Representation history
{| class=wikitable ! 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;" |
 * colspan="9" style="text-align:center;" |

Misamis Occidental's 1st district for the House of Representatives of the Philippines

 * colspan="9" style="text-align:center;" | District created February 2, 1987 from Misamis Occidental's at-large district.
 * style="text-align:center;" | 1
 * style="color:inherit;background:;" |
 * Julio H. Ozamiz
 * June 30, 1987
 * June 30, 1992
 * style="text-align:center;" | 8th
 * Lakas ng Bansa
 * Elected in 1987.
 * rowspan="13" style="text-align:center;" | 1987–present Aloran, Baliangao, Calamba, Concepcion, Jimenez, Lopez Jaena, Oroquieta, Panaon, Plaridel, Sapang Dalaga
 * rowspan="3" style="text-align:center;" | 2
 * style="color:inherit;background:;" |
 * rowspan="3" | Percival B. Catane
 * rowspan="3" | June 30, 1992
 * rowspan="3" | July 15, 1998
 * style="text-align:center;" | 9th
 * NPC
 * Elected in 1992.
 * rowspan="2" style="color:inherit;background:;" |
 * style="text-align:center;" | 10th
 * rowspan="2" | Lakas
 * Re-elected in 1995.
 * rowspan="2" style="text-align:center;" | 11th
 * Re-elected in 1998. Died in office.
 * style="text-align:center;" | —
 * vacant
 * July 15, 1998
 * June 30, 2001
 * No special election held to fill vacancy.
 * rowspan="2" style="text-align:center;" | 3
 * rowspan="2" style="color:inherit;background:;" |
 * rowspan="2" | Ernie D. Clarete
 * rowspan="2" | June 30, 2001
 * rowspan="2" | June 30, 2007
 * style="text-align:center;" | 12th
 * rowspan="2" | Nacionalista
 * Elected in 2001.
 * style="text-align:center;" | 13th
 * Re-elected in 2004.
 * style="text-align:center;" | 4
 * style="color:inherit;background:;" |
 * Marina P. Clarete
 * June 30, 2007
 * June 30, 2010
 * style="text-align:center;" | 14th
 * Nacionalista
 * Elected in 2007.
 * rowspan="3" style="text-align:center;" | 5
 * rowspan="2" style="color:inherit;background:;" |
 * rowspan="3" | Jorge T. Almonte
 * rowspan="3" | June 30, 2010
 * rowspan="3" | June 30, 2019
 * style="text-align:center;" | 15th
 * rowspan="2" | Liberal
 * Elected in 2010.
 * style="text-align:center;" | 16th
 * Re-elected in 2013.
 * style="color:inherit;background:;" |
 * style="text-align:center;" | 17th
 * Nacionalista
 * Re-elected in 2016.
 * style="text-align:center;" | 6
 * style="color:inherit;background:;" |
 * Diego C. Ty
 * June 30, 2019
 * June 30, 2022
 * style="text-align:center;" | 18th
 * NUP
 * Elected in 2019.
 * style="text-align:center;" | 6
 * style="color:inherit;background:;" |
 * Jason P. Almonte
 * June 30, 2022
 * Incumbent
 * style="text-align:center;" | 19th
 * PDP
 * Elected in 2022.
 * }
 * Diego C. Ty
 * June 30, 2019
 * June 30, 2022
 * style="text-align:center;" | 18th
 * NUP
 * Elected in 2019.
 * style="text-align:center;" | 6
 * style="color:inherit;background:;" |
 * Jason P. Almonte
 * June 30, 2022
 * Incumbent
 * style="text-align:center;" | 19th
 * PDP
 * Elected in 2022.
 * }
 * }