Benjamin Dy (September 22, 1952 – February 16, 2013) was a Filipino politician who served as Governor of Isabela.^[1] Dy was a member of the Dy political clan, whose members have held various elective posts in the province since the 1960s.

Benjamin G. Dy, Sr. was born in Cauayan, Isabela on September 22, 1952. The eldest among the children of the political patriarch Faustino Dy Sr. and Natividad Guzman-Dy, the mayor was known to be the most low-profile among the Dy siblings.

Benjamin Dy had a wife, Cecilia M. Dy, and 17 children:

• Benjamin Dy, Jr.
• Maria Carmina Natividad Dy
• Bryan Ferdinand Dy
• Bernard Faustino Dy
• Benjamin "Carlo" Dy
• Bien Francis Dy
• Cheyene Dy
• Fermarc Dy
• Benjamin Dy III
• Kaye Isabella Dy
• Benjamin Victor IV
• Tara Dy
• Benjamin "Isabelo" Dy V
• Benjamin "Charles" Dy VI
• Jamine Yssa Dy
• Selene Isabelle Dy
• Benedict Dy

Several of Dy's relatives became prominent public figures in their own right:

• Faustino N. Dy, Sr. (father) Governor (1971–1986, 1988-1992) of Isabela and Mayor (1964-1971) of Cauayan
• Faustino G. Dy, Jr. (brother) Representative of the 3rd District of Isabela (1992-2001); Governor (2001-2004)
• Faustino Dy III (brother). Representative of the 3rd District of Isabela (2001-2010), Mayor of Cauayan (1992-2001), and Governor of Isabela (2010–2019)
• Caesar G. Dy (brother). Mayor of Cauayan City (2001–2010)
• Napoleon S. Dy (brother). Mayor of Alicia (2001–2010), and Representative of the 3rd District of Isabela (2010–2019)
• Victor G. Dy (brother). Barangay captain of San Fermin, Cauayan (2001–2004)
• Arlene Dy-Maranan (sister)
• Eloisa Dy-Valle (sister)

Benjamin Dy served as Isabela governor from 1992 to 2001. Dy was supposed to run as Cauayan mayor in the 2013 midterm elections, but was replaced by his son Bernard because of an ailment.

Ben Dy died on February 16, 2013, due to complications from recurring emphysema at St. Luke’s Medical Center in Metro Manila.