Based on recent speculation and reports, identifying one definitive "secret boyfriend" for all of Blackpink is not possible. However, there are reports regarding Jennie from Blackpink and her potential romantic relationships.
Jennie and G-Dragon: Rekindled Romance?
- Speculation: Reports from July 16, 2024, suggest that Jennie from BLACKPINK and G-Dragon of BIGBANG may have rekindled their relationship.
- Timeline: These reports indicate that they may have been dating in secret since August 2023.
It's important to note that this information is based on speculation and reports, not confirmed facts. It also pertains to only one member of Blackpink, Jennie, and not the entire group. There isn't available information confirming a secret boyfriend for any other member of Blackpink.