| Honorific-Prefix: | The Honorable |
| Nina Ynares | |
| Order: | 20th |
| Office: | Governor of Rizal |
| Term Start: | June 30, 2022 |
| 1Namedata: | Reynaldo San Juan Jr. |
| Predecessor: | Rebecca Ynares |
| Office1: | Treasurer of the League of Provinces of the Philippines |
| Term Start1: | August 2022 |
| Predecessor1: | Imelda Dimaporo |
| Birth Name: | Nina Ricci Alcantara Ynares |
| Birth Date: | October 19, 1970 |
| Nationality: | Filipino |
| Party: | NPC |
| Spouse: | James Chiongbian II |
| Children: | 2 |
| Father: | Casimiro Ynares Jr. |
| Mother: | Rebecca Ynares |
| Relations: | Casimiro "Jun" Ynares III (brother) Consuelo Ynares-Santiago (aunt) |
| Occupation: | Politician |
| Alma Mater: | De La Salle University (BS) |
Nina Ricci Alcantara Ynares-Chiongbian (born October 19, 1970) is a Filipina businesswoman and politician serving as governor of Rizal, Philippines since 2022. Prior to joining politics, she was on the Board of Directors of Manila Hotel and a member of the Board of Trustees of Government Service Insurance System (GSIS) until her resignation in 2021.[1] [2] She is the eldest daughter of the former governors Casimiro "Ito" Ynares Jr. and Rebecca "Nini" Alcantara Ynares and the sister of former governor and Antipolo Mayor Casimiro "Jun" Ynares III.[3]
In 2022, she was named as treasurer of the League of Provinces of the Philippines.[4]
She was married to James Chiongbian II, member of Chiongbian political dynasty in the province of Sarangani.