Namesakes
Olympic Medalists:
1 bronze, 1 gold/silver
(bronze) Nilton Pacheco 1948 basketball 
(gold/silver) Antonio Pacheco 1992; 1996; 2000 baseball
Other Leaders:
1 president
President José López Portillo (a.k.a. Pacheco) 1976-1982 Mexico
Saints:
2 blessed
Blessed Francisco Pacheco 1565-1626
Blessed Alfonso Pacheco ?-1583