# Isabela's 1st congressional district

Isabela's 1st congressional district is one of the six congressional districts of the Philippines in the province of Isabela. It has been represented in the House of Representatives since 1987. The district consists of the capital city of Ilagan and the northern municipalities of Cabagan, Delfin Albano, Divilacan, Maconacon, San Pablo, Santa Maria, Santo Tomas and Tumauini. The municipality of Palanan was part of this district until it was redistricted to the 2nd district, effective in 2019. It is currently represented in the 19th Congress by Antonio T. Albano of the Lakas–CMD.

## Representation history

| # | Image | Image | Member | Term of office | Term of office | Congress | Party | Electoral history | Constituent LGUs |
| # | Image | Image | Member | Start | End | Congress | Party | Electoral history | Constituent LGUs |
| Isabela's 1st district for the House of Representatives of the Philippines ||||||||||
| District created February 2, 1987 from Isabela's at-large district. ||||||||||
| 1 | | | Rodolfo B. Albano Jr. | June 30, 1987 | June 30, 1998 | 8th | KBL | Elected in 1987. | 1987–2019 Cabagan, Delfin Albano, Divilacan, Ilagan, Maconacon, Palanan, San Pablo, Santa Maria, Santo Tomas, Tumauini |
| 1 | | | Rodolfo B. Albano Jr. | June 30, 1987 | June 30, 1998 | 9th | KBL | Re-elected in 1992. | 1987–2019 Cabagan, Delfin Albano, Divilacan, Ilagan, Maconacon, Palanan, San Pablo, Santa Maria, Santo Tomas, Tumauini |
| 1 | | | Rodolfo B. Albano Jr. | June 30, 1987 | June 30, 1998 | 10th | Lakas | Re-elected in 1995. | 1987–2019 Cabagan, Delfin Albano, Divilacan, Ilagan, Maconacon, Palanan, San Pablo, Santa Maria, Santo Tomas, Tumauini |
| 2 | | | Rodolfo Albano III | June 30, 1998 | June 30, 2001 | 11th | Lakas | Elected in 1998. | 1987–2019 Cabagan, Delfin Albano, Divilacan, Ilagan, Maconacon, Palanan, San Pablo, Santa Maria, Santo Tomas, Tumauini |
| (1) | | | Rodolfo B. Albano Jr. | June 30, 2001 | January 21, 2004 | 12th | Lakas | Elected in 2001. Resigned on appointment as commissioner of the Energy Regulatory Commission. | 1987–2019 Cabagan, Delfin Albano, Divilacan, Ilagan, Maconacon, Palanan, San Pablo, Santa Maria, Santo Tomas, Tumauini |
| (2) | | | Rodolfo Albano III | June 30, 2004 | June 30, 2010 | 13th | KAMPI | Elected in 2004. | 1987–2019 Cabagan, Delfin Albano, Divilacan, Ilagan, Maconacon, Palanan, San Pablo, Santa Maria, Santo Tomas, Tumauini |
| (2) | | | Rodolfo Albano III | June 30, 2004 | June 30, 2010 | 14th | Lakas | Re-elected in 2007. | 1987–2019 Cabagan, Delfin Albano, Divilacan, Ilagan, Maconacon, Palanan, San Pablo, Santa Maria, Santo Tomas, Tumauini |
| (1) | | | Rodolfo B. Albano Jr. | June 30, 2010 | June 30, 2013 | 15th | NPC | Elected in 2010. | 1987–2019 Cabagan, Delfin Albano, Divilacan, Ilagan, Maconacon, Palanan, San Pablo, Santa Maria, Santo Tomas, Tumauini |
| (2) | | | Rodolfo Albano III | June 30, 2013 | June 30, 2019 | 16th | NPC | Elected in 2013. | 1987–2019 Cabagan, Delfin Albano, Divilacan, Ilagan, Maconacon, Palanan, San Pablo, Santa Maria, Santo Tomas, Tumauini |
| (2) | | | Rodolfo Albano III | June 30, 2013 | June 30, 2019 | 17th | NPC | Re-elected in 2016. | 1987–2019 Cabagan, Delfin Albano, Divilacan, Ilagan, Maconacon, Palanan, San Pablo, Santa Maria, Santo Tomas, Tumauini |
| 3 | | | Antonio T. Albano | June 30, 2019 | Incumbent | 18th | NUP | Elected in 2019. | 2019–present Cabagan, Delfin Albano, Divilacan, Ilagan, Maconacon, San Pablo, Santa Maria, Santo Tomas, Tumauini |
| 3 | | | Antonio T. Albano | June 30, 2019 | Incumbent | 19th | Lakas | Re-elected in 2022. | 2019–present Cabagan, Delfin Albano, Divilacan, Ilagan, Maconacon, San Pablo, Santa Maria, Santo Tomas, Tumauini |

## Election results
### 2022

2022 Philippine House of Representatives election in Isabela's 1st District :
| Party | Party | Candidate | Votes | % |
| | Lakas | Antonio "Tonypet" Albano | 176,265 | 97.60% |
| | Independent | Stephen Soliven | 4,337 | 2.40% |
| Total votes | Total votes | Total votes | 180,602 | 100.00% |