Ralph de Leon

Rafael August Arayata de Leon (born August 30, 2000), known popularly as Ralph de Leon, is a Filipino actor, model, and judoka. He is known for his role as Dr. Kevin Gonzales in the drama-mystery series High Street and as a housemate in Pinoy Big Brother: Celebrity Collab Edition (2025).

Early life Ralph de Leon

In his school years in Ateneo High School, De Leon was a consistent honor student. Alongside his academic endeavors, he also pursued Judo as his competitive sport, wherein he would serve as co-captain of the high school's judo team. From 2018 to 2022, De Leon attended Ateneo de Manila University (ADMU) under the program of Bachelor of Science in Management Engineering. He chose the program due to its business nature and as a precursor to his childhood dream of being a lawyer—of which he did not continue to pursue. During this time, De Leon admitted to be running for latin honors, but later got demotivated due to the COVID-19 lockdown. His father, a photographer and videographer, introduced him to cameras at an early age, in which De Leon developed a strong interest in being in front of the camera.

Athletic career De Leon began practicing judo around the age of 12 through the encouragement of his cousin who was part of the Ateneo High School Judo Team. He, then, competed in multiple judo tournaments throughout his school years, earning multiple medals and later serving as co-captain of the said team. On the next year, he took home a silver for the same division. and Garage. The next year, De Leon also walked for designer Ehrran Montoya's Spora Summer / Spring 2024 collection.

De Leon also hosted events such as Mister Pilipinas Worldwide 2023 and Miss Universe Philippines 2023 and 2024.

Mainstream career In 2024, De Leon participated in a mini-reality audition series Zoomers: The Search For The Next Gen Z Star. He originally auditioned for the lead role Jiggs, in which he was considered for despite being a newcomer. He eventually lands to role of Atom, a charismatic and accomplished student leader. De Leon said this to be fitting for his real life personality. He, then, made his onscreen debut with the digital drama series Zoomers on the same year alongside Harvey Bautista, Criza Taa, Krystal Ball, and Luke Alford. His acting breakthrough came the same year with his portrayal of Dr. Kevin Gonzales in the drama-mystery series High Street,

In 2025, he joined the reality show Pinoy Big Brother (PBB): Celebrity Collab Edition as a housemate with the moniker "Dutiful Judo-son ng Cavite". During his stay, De Leon was nominated for three consecutive weeks with duos Michael Sager, AZ Martinez, and Dustin Yu, until he was evicted on day 63 with duo Josh Ford. Just a week of being evicted, on day 71, he returned to the PBB house alongside Kapuso housemate Charlie Fleming after a landslide win on the wildcard twist. After his comeback, De Leon ranked first in all solo tasks, which gave him eviction immunity and the advantage of choosing his final duo. He, then, became final duos with Kapuso housemate Will Ashley under the duo-name RaWi. Through a big jump challenge, RaWi became the second duo to be part of the big four, and later became the second big placer of the edition.

After his PBB stint, De Leon received multiple endorsements and partnerships, including Mang Inasal, Acer, Penshoppe, UFC Fun Chow, Ponds, Pepsi, Selecta, OJ Philippines, Breeze, Axe, and National Bookstore, and graced magazines such as Metro, Allure, VMAN Sea, and Scout Magazine, alongside fellow PBB housemates. De Leon landed acting gigs in music videos, including Le John's "Naiilang" with AZ Martinez and Sofronio Vasquez's "Patient" with Xyriel Manabat. He also made his big screen for Metro Manila Film Festival debut with Love You So Bad (2025), portraying Phillip "Phil" Tristan Perez, student government vice president and best friend to PBB final duo Will Ashley's character.

De Leon is set to make his TV return in 2026 as one of the cast members of upcoming mystery-adventure series The Secrets of Hotel 88, alongside fellow PBB alumni Mika Salamanca, Brent Manalo, Will Ashley, Esnyr Ranollo, AZ Martinez, River Joseph, Bianca de Vera, Dustin Yu, Klarisse de Guzman, Josh Ford, and Kira Balinger.

And in May 2026, De Leon became one of the hosts of the revived version of Y Speak, named Y Speak 2.0, alongside with River Joseph, Elijah Canlas, Aya Fernandez, KD Estrada, and Robbie Jaworski

Filmography Television Drama series Year Title Role Notes 2024 Zoomers - Season 1 Atom Andrada Main Role Zoomers - Season 2 High Street Dr. Kevin Gonzales 2026 The Secrets of Hotel 88Martin MadrigalThe Way Back to YouTristan

Reality and variety shows Year Title Role Notes 2024 Rainbow Rumble Himself / Contestant Guest appearance; Season 1, Episode 14 2025 Pinoy Big Brother: Celebrity Collab Edition Himself / Housemate Regular Housemate (Day 63); Wild Card (Day 71); Kapamilya Second Big Placer

Music video appearances Year Song Artist 2025 "Naiilang" Le John "Patient"Sofronio Vasquez

Awards and Nominations

The Village Pipol Choice Awards

YearNotable WorksCategoryResultRef. 2026 Himself New Male TV Personality of the Year