Mariana Rios announces engagement to businessman Juca Diniz

Brazilian actress and TV host Mariana Rios confirmed on social media that she is engaged to businessman Juca Diniz. The couple announced the proposal, which took place during a vacation in Cascais, Portugal, sharing photos of the ring and a kiss. Rios posted a caption expressing her happiness with her partner.

Juca Diniz, 29, is a member of the prominent Diniz family, the grandson of Abílio Diniz, founder of the Grupo Pão de Açúcar retail empire. The pair have a six‑month‑old son, Palo, born in December 2025, and have been together since 2023. No details about a wedding date have been disclosed.