Surigao del Sur's 1st congressional district

Surigao del Sur's 1st congressional district is one of the two congressional districts of the Philippines in the province of Surigao del Sur. It has been represented in the House of Representatives since 1987. The district consists of the provincial capital city of Tandag and the northern municipalities of Bayabas, Cagwait, Cantilan, Carmen, Carrascal, Cortes, Lanuza, Lianga, Madrid, Marihatag, San Agustin, San Miguel and Tago. It is currently represented in the 19th Congress by Romeo S. Momo, Sr.

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;" |

Surigao del Sur's 1st district for the House of Representatives of the Philippines

 * colspan="9" style="text-align:center;" | District created February 2, 1987 from Surigao del Sur's at-large district.
 * rowspan="3" style="text-align:center;" | 1
 * style="color:inherit;background:;" |
 * rowspan="3" | Mario S. Ty
 * rowspan="3" | June 30, 1987
 * rowspan="3" | June 30, 1998
 * style="text-align:center;" | 8th
 * UNIDO
 * Elected in 1987.
 * rowspan="13" style="text-align:center;" | 1987–present Bayabas, Cagwait, Cantilan, Carmen, Carrascal, Cortes, Lanuza, Lianga, Madrid, Marihatag, San Agustin, San Miguel, Tago, Tandag
 * rowspan="2" style="color:inherit;background:;" |
 * style="text-align:center;" | 9th
 * rowspan="2" | Lakas
 * Re-elected in 1992.
 * style="text-align:center;" | 10th
 * Re-elected in 1995.
 * rowspan="3" style="text-align:center;" | 2
 * rowspan="3" style="color:inherit;background:;" |
 * rowspan="3" | Prospero Pichay Jr.
 * rowspan="3" | June 30, 1998
 * rowspan="3" | June 30, 2007
 * style="text-align:center;" | 11th
 * rowspan="3" | Lakas
 * Elected in 1998.
 * style="text-align:center;" | 12th
 * Re-elected in 2001.
 * style="text-align:center;" | 13th
 * Re-elected in 2004.
 * rowspan="3" style="text-align:center;" | 3
 * rowspan="3" style="color:inherit;background:;" |
 * rowspan="3" | Philip A. Pichay
 * rowspan="3" | June 30, 2007
 * rowspan="3" | January 26, 2016
 * style="text-align:center;" | 14th
 * Lakas
 * Elected in 2007.
 * style="text-align:center;" | 15th
 * rowspan="2" |Lakas
 * Re-elected in 2010.
 * rowspan="2" style="text-align:center;" | 16th
 * Re-elected in 2013. Removed from office after an electoral protest.
 * style="text-align:center;" | 4
 * style="color:inherit;background:;" |
 * Mary Elizabeth Ty-Delgado
 * January 26, 2016
 * June 30, 2016
 * Liberal
 * Declared winner of 2013 elections.
 * rowspan="2" style="text-align:center;" | (2)
 * rowspan="2" style="color:inherit;background:;" |
 * rowspan="2" | Prospero Pichay Jr.
 * rowspan="2" | June 30, 2016
 * rowspan="2" | June 30, 2022
 * style="text-align:center;" | 17th
 * rowspan="2" | Lakas
 * Elected in 2016.
 * style="text-align:center;" | 18th
 * Re-elected in 2019.
 * style="text-align:center;" | 5
 * style="color:inherit;background:;" |
 * Romeo S. Momo Sr.
 * June 30, 2022
 * Incumbent
 * style="text-align:center;" | 19th
 * Independent
 * Elected in 2022.
 * }
 * Elected in 2016.
 * style="text-align:center;" | 18th
 * Re-elected in 2019.
 * style="text-align:center;" | 5
 * style="color:inherit;background:;" |
 * Romeo S. Momo Sr.
 * June 30, 2022
 * Incumbent
 * style="text-align:center;" | 19th
 * Independent
 * Elected in 2022.
 * }
 * Elected in 2022.
 * }