[6] Roman attended the basic education unit of Ateneo de Manila University for her elementary and high school studies.

She managed to secure a scholarship to pursue journalism at the University of the Basque Country in Spain and attained two master's degrees.

[7] She worked in Spain as a senior editor for the Spanish News Agency before returning to the Philippines in 2012 to take care of her father, who was seriously ill by that time.

She competed against Hermosa mayor Danilo Malana of Aksyon Demokratiko and won with more than 62% of the total votes and became the first ever transgender congresswoman in the Congress of the Philippines.

[8] She also filed bills regarding eco-tourism, livelihood enhancements, agriculture advancements, health, and education, which were the advocacies of her family, and were focused on the first district of Bataan.

[10] In September 2017, the SOGIE Equality Bill passed unanimously in the House of Representatives, after 17 years of political limbo, with no lawmakers voting against it.

[12] In August 2018, she filed the Regional Investment and Infrastructure Council Act, which sought to create special economic zones in Luzon.

[16] In November 2018, during the first meeting of the House Committee on Disaster Management which she chairs, Roman prioritized the rehabilitation of the war-torn Islamic City of Marawi.

[17] In the 2019 Philippine elections, Roman ran for reelection under the PDP–Laban banner, competing against Emelita Justo Lubag of Katipunan ng Demokratikong Pilipino and won with 91% of the total votes.

Status: Republic Act RA11313 enacted on 2019-04-17 Roman expressed her support for a federal form of government in the Philippines, but stated that she will introduce a clause that aims to guarantee the country's territorial integrity as she perceives that a federal system without such clause will lead to separatism due to the country's various ethnic groups, geographies, and regionalism.

[21] Roman voted to approve a bill to reinstate the death penalty in the Philippines during its final reading on March 29, 2017, which met criticism online.

[23] She supports same-sex civil unions for the Philippines, but said the first priority should be an anti-discrimination law, followed by a revision of the family code.

She stated that her love for culture and the environment developed at home and was polished during her almost 20 years of stay in Spain, where she learned a lot about history and received two master's degrees.

[25] Roman has filed a bill seeking to increase the representation of indigenous peoples in the Subic Bay Metropolitan Authority, which is near her home province of Bataan.