Silvio Adalberto "Beto" Ovelar Benítez (born 20 November 1967) is a Paraguayan politician who has served as senator since 2004.

A member of the Colorado Party aligned with Horacio Cartes, he has served as president of the Senate since 2023, office he previously held from 2018 to 2019.

[2] His son with his ex-wife Lidia Alicia Ayala, Alejandro, has been the subject of controversy, being accused of benefiting from nepotism.

Ovelar started his political career at an early age, being elected president of the Colorado Youth in 1992.

A year later, in 2004, Ovelar officially became a senator, filling the vacant seat of Ana María Figueredo, who resigned.