Dr. Proceso Bautista Gabriel (2 July 1887 – 4 November 1935) was a Filipino physician and bacteriologist known for establishing the first privately owned bacteriological laboratory in the Philippines.

[3] While practicing his medical profession, he conducted researches on fighting the great epidemics of cholera, smallpox, beriberi, and typhoid fever.

During his 20 years with the Bureau of Health, he published numerous medical researches and textbooks such as Manual de Higiene y Sanitación ("Manual on Hygiene and Sanitation") and Higiene Práctica y Métodos Clínicos de Laboratorio ("Practical Hygiene and Clinical Laboratory Methods").

Together they had five children who became prominent figures in their respective professions:[2] A devout Roman Catholic, he and his wife were members of the Third Order of Saint Dominic.

[1] In 1929, he was nominated for the Nobel Prize in Physiology or Medicine by Dr. Dario del Val of the University of Santo Tomas "for his contributions to the public health and the sanitary progress of the Philippines."