Oscar "Richard" Serag Garin Jr. (born December 11, 1967) is a Filipino politician and civil engineer serving as the mayor of Miagao since 2022.

He finished his studies at the University of San Agustin in 1990 and passed the Board Examinations for Civil Engineers given that same year.

[7][8] His career in politics started in 1982 when he was elected as Guimbal Municipal Federation President of the Kabataang Barangay, the precursor of the present day Sangguniang Kabataan.

He authored legislations providing social pensions for indigent senior citizens who are at least 70 years old, and the establishment of independent high schools in the country.

[13] He is married to Janette Garin of Leyte, a doctor by profession, a former Secretary[14] of the Department of Health (Philippines) and the incumbent Congresswoman of the First District of Iloilo.