Mrs. Oliva Alloguines Leaño saw the first light of day on May 27, 1900. She was the daughter of Alejo Alloguines and Simona Aguillon.
After finishing her elementary education at the Alimodian Central Elementary School in 1914, she went to the Iloilo High School, finishing her secondary studies in 1918. She then proceeded to the Philippine General Hospital School of Nursing where she obtained graduate nurse degree in 1923.
From 1925 to 1926, she was staff nurse of the Iloilo Provincial Hospital. In 1928, she joined the staff of the Philippine Mental Hospital. She worked there until her retirement in 1965 as chief nurse.
When she died on March 4, 1982, she left in sorrow her husband, Santiago Leaño, a native of Vintar, Ilocos Norte. They had four children, three of whom are living.