March 7, 1852: Gregorio Sancianco, considered the first Filipino economist was born in Tonsuya, Malabon

On March 7, 1852, Gregorio Sancianco y Goson was born in Tonsuya, a district of Malabon Tambobong (now Malabon), to well-to-do, Chinese mestizo parents. Sancianco was a lawyer and early advocate of economic reforms in the Philippines, which was then under Spanish rule.