Lacson is a surname. Notable people with the surname include:
Alex Lacson, Filipino lawyer, author, activist, and former Senatorial candidate.
Aniceto Lacson (1857–1931), sugar farmer, revolutionary general and businessman in the Philippines
Arsenio Lacson (1911–1962), Filipino journalist and politician, Mayor of Manila from 1952 to 1962
Panfilo Lacson (born 1948), retired Director-General of the Philippine National Police, member of the Philippine Senate
