Northern Samar's 2nd congressional district

Northern Samar's 2nd congressional district is a congressional district in the province of Northern Samar, Philippines. It has been represented in the House of Representatives since 1987. The district covers the province's eastern half which contains the municipalities of Catubig, Gamay, Laoang, Lapinig, Las Navas, Mapanas, Palapag, Pambujan, San Roque and Silvino Lobos. It is currently represented in the 18th Congress by Harris Christopher M. Ongchuan of the National Unity Party (NUP).

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;" |

Northern Samar's 2nd district for the House of Representatives of the Philippines

 * colspan="9" style="text-align:center;" | District created February 2, 1987 from Northern Samar's at-large district.
 * style="text-align:center;" | 1
 * style="color:inherit;background:;" |
 * Jose L. Ong Jr.
 * June 30, 1987
 * June 30, 1992
 * style="text-align:center;" | 8th
 * LDP
 * Elected in 1987.
 * rowspan=99 style="text-align:center;" | 1987–present Catubig, Gamay, Laoang, Lapinig, Las Navas, Mapanas, Palapag, Pambujan, San Roque, Silvino Lobos
 * rowspan="2" style="text-align:center;" | 2
 * rowspan="2" style="color:inherit;background:;" |
 * rowspan="2" | Wilmar P. Lucero
 * rowspan="2" | June 30, 1992
 * rowspan="2" | June 30, 1998
 * style="text-align:center;" | 9th
 * rowspan="2" | Liberal
 * Elected in 1992.
 * style="text-align:center;" | 10th
 * Re-elected in 1995.
 * rowspan="3" style="text-align:center;" | 3
 * style="color:inherit;background:;" |
 * rowspan="3" | Romualdo T. Vicencio
 * rowspan="3" | June 30, 1998
 * rowspan="3" | July 26, 2006
 * style="text-align:center;" | 11th
 * Liberal
 * Elected in 1998.
 * rowspan="2" style="color:inherit;background:;" |
 * style="text-align:center;" | 12th
 * rowspan="2" | Lakas
 * Re-elected in 2001.
 * rowspan="2" style="text-align:center;" | 13th
 * Re-elected in 2004. Died in office.
 * style="text-align:center;" | —
 * vacant
 * July 26, 2006
 * June 30, 2007
 * No special election held to fill vacancy.
 * rowspan="3" style="text-align:center;" | 4
 * style="color:inherit;background:;" |
 * rowspan="3" | Emil L. Ong
 * rowspan="3" | June 30, 2007
 * rowspan="3" | June 30, 2016
 * style="text-align:center;" | 14th
 * Lakas
 * Elected in 2007.
 * rowspan="2" style="color:inherit;background:;" |
 * style="text-align:center;" | 15th
 * rowspan="2" | NUP
 * Re-elected in 2010.
 * style="text-align:center;" | 16th
 * Re-elected in 2013.
 * style="text-align:center;" | 5
 * style="color:inherit;background:;" |
 * Edwin C. Ongchuan
 * June 30, 2016
 * June 30, 2019
 * style="text-align:center;" | 17th
 * NUP
 * Elected in 2016.
 * style="text-align:center;" | (1)
 * style="color:inherit;background:;" |
 * Jose L. Ong Jr.
 * June 30, 2019
 * June 30, 2022
 * style="text-align:center;" | 18th
 * NUP
 * Elected in 2019.
 * style="text-align:center;" | 6
 * style="color:inherit;background:;" |
 * Harris Christopher M. Ongchuan
 * June 30, 2022
 * Incumbent
 * style="text-align:center;" | 19th
 * NUP
 * Elected in 2022.
 * }
 * Jose L. Ong Jr.
 * June 30, 2019
 * June 30, 2022
 * style="text-align:center;" | 18th
 * NUP
 * Elected in 2019.
 * style="text-align:center;" | 6
 * style="color:inherit;background:;" |
 * Harris Christopher M. Ongchuan
 * June 30, 2022
 * Incumbent
 * style="text-align:center;" | 19th
 * NUP
 * Elected in 2022.
 * }
 * }