In January 2019, Lydia
contested the parliamentary seat for the Ayawaso West Wuogon Constituency. She contested on the ticket of the
New Patriotic Party (NPP), and succeeded her late husband
Emmanuel Boakye Agyarko. She won the election with 68.80 per cent of the valid votes cast. The other candidates, Kwasi Delali Brempong of the opposition
National Democratic Congress (NDC) polled 30.52 per cent, William Kofi Dowokpor of the
Progressive People's Party (PPP) polled 0.58 per cent, and Clement Boadi of the
Liberal Party of Ghana (LPG) polled 0.10 per cent. She successfully contested in the
2020 Ghanaian general election under the ticket of
New Patriotic Party and won against Ghanaian celebrity and NDC candidate
John Dumelo, polling 9,851 of the valid votes cast. The most recent honors that Hon. Lydia Alhassan has received for her services to the country's development are the Ghana Parma Awards' Woman of Excellence Award from 2017 and Personality of the Year Award from 2021. In the
2024 Ghanaian general elections, Lydia was defeated by
John Dumelo with Dumelo polling 47,560 votes with her securing 39,214 votes. == Personal life ==