4 Huajai Hae Koon Kao
- Title: 4 หัวใจแห่งขุนเขา / 4 Huajai Haeng Koon Kao
- Also known as: 4 Hearts of the Mountains
- Duration: 31 Episodes
- Genre: Drama/Romance/Horror
- Popularity: the ending rating for "Pathapee Leh Ruk" was 8. First three episodes of Wayupak Monthra were: 8, 8, 10. Last two episodes of Wayupak Monthra were: 11, 12.5 (last ep. was 17 for Bangkok)
- Air time: Friday - Saturday - Sunday (Prime Time)
- Broadcast network: Channel 3
- Broadcast period: October 16, 2010 - Dec. 25, 2010
- Theme song: "Hai Ruk Dern Tang Ma Jer Gun" by various artists
