Antonio Nicomedes Gerona, Sr. (January 17, 1933 – October 10, 2013) was a Filipino lawyer and jurist, known as the father of former Vice President Leni Robredo.

Gerona practiced law for 19 years before being appointed as a judge of the Municipal Trial Court in Cities, Branch 2 on July 9, 1980.

He also served as a judge of Regional Trial Court Branch 28 in Naga City from January 30, 1987.

Since 1995, Gerona was also a professor of Law at the University of Nueva Caceres in Naga City.

[2] He died on October 10, 2013, at the Mother Seton Hospital in Naga City due to cardiac arrest.