Cavite's 4th congressional district

Cavite's 4th congressional district is one of the eight congressional districts of the Philippines in the province of Cavite. It has been represented in the House of Representatives of the Philippines since 2010. It consists of only the city of Dasmariñas. It is currently vacant in the 19th Congress since the death of Elpidio Barzaga Jr. on April 27, 2024.

The district was officially referred to as Dasmariñas's at-large congressional district from its creation in 2009 until 2019.

Representation history
{| class="wikitable" ! rowspan="2" | # ! rowspan="2" colspan="2" | Image ! rowspan="2" | Member ! colspan="2" | Term of office ! rowspan="2" | Congress ! rowspan="2" | Party ! rowspan="2" | Electoral history ! rowspan="2" width="33%" | Constituent LGUs ! Start ! End
 * colspan="10" style="text-align:center;" |
 * colspan="10" style="text-align:center;" |

Dasmariñas's at-large district for the House of Representatives of the Philippines
Dasmariñas
 * colspan="10" style="text-align:center;" | District created July 27, 2009.
 * rowspan="2" | 1
 * style="color:inherit;background:;" |
 * rowspan="2" | HoR Official Portrait Elpidio Barzaga Jr.jpg
 * rowspan="2" | Elpidio Barzaga Jr. (1950–2024)
 * rowspan="2" | June 30, 2010
 * rowspan="2" | June 30, 2016
 * 15th
 * Lakas
 * Redistricted from Cavite's 2nd district and re-elected in 2010.
 * rowspan="3" style="text-align:center;" | 2010–2019:
 * Redistricted from Cavite's 2nd district and re-elected in 2010.
 * rowspan="3" style="text-align:center;" | 2010–2019:
 * style="color:inherit;background:;" |
 * 16th
 * NUP
 * Re-elected in 2013.
 * 2
 * style="color:inherit;background:;" |
 * Rep. Jennifer Austria Barzaga (17th Congress).jpg
 * Jennifer A. Barzaga (born 1975)
 * June 30, 2016
 * June 30, 2019
 * 17th
 * NUP
 * Elected in 2016.
 * colspan="10" style="text-align:center;" |
 * Elected in 2016.
 * colspan="10" style="text-align:center;" |
 * colspan="10" style="text-align:center;" |

Cavite's 4th district for the House of Representatives of the Philippines
Dasmariñas Died in office.
 * rowspan="2" | (1)
 * rowspan="2" style="color:inherit;background:;" |
 * rowspan="2" | Rep. Elpidio Barzaga (19th Congress).jpg
 * rowspan="2" |Elpidio Barzaga Jr. (1950–2024)
 * rowspan="2" |June 30, 2019
 * rowspan="2" |April 27, 2024
 * 18th
 * rowspan="2" |NUP
 * Elected in 2019.
 * rowspan="3" style="text-align:center;" |2019–present:
 * rowspan="3" style="text-align:center;" |2019–present:
 * rowspan="2" | 19th
 * Re-elected in 2022.
 * Re-elected in 2022.
 * style="text-align:center;" | —
 * colspan=3 | vacant
 * April 27, 2024
 * Present
 * colspan="2" | Martin Romualdez (Leyte–1st) was designated as the caretaker of the district.
 * }
 * }