Reynaldo Valera Guardiano is a well-known singer, songwriter, music director, film scorer and television host from the Philippines. He wrote and produced songs that were recorded by various singers, most notably Sharon Cuneta. He was a former host of the variety noontime show Pilipinas Win na Win alongside Rico J. Puno, Nonoy Zuniga and Marco Sison.
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Buy Discography: 
| Play | Soundtrack | Movie/Serie | Type | Buy song | |
|---|---|---|---|---|---|
| Kung Tayo'y Magkakalayo | Isusumbong kita sa tatay ko | writer | |||
| Kung Kailangan Mo Ako | Idol | performer | |||
| Tayong dalawa | Tayong dalawa | performer | |||
| Naaalala Ka | In the Name of Love | composer | |||
| Sinasamba Kita | Sinasamba kita | performer | |||
| Ako si Superman | Da Possessed | performer | |||
| Kahit maputi na ang buhok ko | The Hows of Us | performer | |||
| Kumusta ka | Starting Over Again | performer | |||
| Kung Tayo'y Magkakalayo | Kung tayo'y magkakalayo | writer | |||
| Maging Sino Ka Man | Maging sino ka man | writer | |||
| Maging sino ka man | #Jowable | writer | |||
| Malayo Pa Ang Umaga | Tumakbo ka hanggang may lupa | performer | |||
| Tayong Dalawa | Tayong dalawa | composer | |||
| Walang Kapalit | Walang kapalit | writer | |||
| Kahit maputi na ang buhok ko | Bride for Rent | composer | |||
| Kung Kailangan Mo Ako | Una kang naging akin | writer | |||
| Maging sino ka man | Walang awa kung pumatay | performer | |||
| Naalala Ka | Idol | performer | |||
| Naalala Ka | Maging sino ka man | writer | |||
| Walang Kapalit | Forevermore | writer | |||
| Walang Kapalit | Walang kapalit | writer | |||
| Aanhin Pa | Burgis | composer | |||
| Aking Prince Charming | Aking prince charming | composer | |||
| Ako Si Superman | Till I Met You | composer | |||
| Burgis | Burgis | composer | |||
| Kahit Maputi na ang Buhok Ko | Lorenzo's Time | composer | |||
| Kay Sarap ng May Minamahal | Sarah G Live | writer | |||
| Kumusta Ka | Idol | composer | |||
| Kumusta Ka | Kung ayaw mo, huwag mo! | composer | |||
| Kumusta Ka | Videoke King | composer | |||
| Kung Kailangan Mo Ako | Maalaala mo kaya | composer | |||
| Kung Kailangan Mo Ako | Sarah G Live | writer | |||
| Kung Kailangan Mo Ako | Ebolusyon ng isang pamilyang Pilipino | composer | |||
| Kung kailangan mo ako | Gagay: Prinsesa ng brownout | writer | |||
| Maging Sino Ka Man | The X Factor Philippines | writer | |||
| Maging Sino Ka Man | The Voice of the Philippines | writer | |||
| Maging sino ka man | The Clash | writer | |||
| Mahal Kong Selosa | Dalaga si misis, binata si mister | performer | |||
| Mundo ng Makamundo | Makamundo | writer | |||
| Naglalayag | Naglalayag | writer | |||
| No Touch | Kung ayaw mo, huwag mo! | composer | |||
| Pangako sa Iyo | Pangako sa'yo | writer | |||
| Pangarap | Jack n' Jill of the Third Kind | writer | |||
| Sa Butas Ng Karayom | U Belt | composer | |||
| Sinasamba Kita | Sinasamba kita | writer | |||
| Sinasamba Kita | Sine novela | writer | |||
| Sorry, Pwede Ba | Di na natuto (Sorry na, puede ba?) | writer | |||
| Strangers in Paradise | Strangers in Paradise | writer | |||
| Tayong Dalawa | Sarah G Live | writer | |||
| Tayong dalawa | The Clash | writer |