JuniorMark has become one of the most beloved on-screen pairings in contemporary Thai entertainment, referring to the popular duo of actors Junior Panachai Sriariyarungruang and Mark Jiruntanin Trairattanayon, both signed under leading Thai entertainment company GMMTV. Known for their chemistry in hit series including Perfect 10 Liners and My Romance Scammer, the pair has built a passionate international fanbase, often referred to as the JuniorMark fandom. This article provides a complete and updated biography of JuniorMark, covering the ages, career journeys, and net worth of both Junior Panachai and Mark Jiruntanin. Panachai Sriariyarungruang (Thai: ปณชัย ศรีà¸à¸²à¸£à¸´à¸¢à¸°à¸£à¸¸à¹ˆà¸‡à¹€à¸£à¸·à¸à¸‡; born 23 October 1996), nicknamed Junior (Thai: จูเนียร์), is a Thai actor known for his roles in Cherry Magic (2023), Perfect 10 Liners (2024) and My Romance Scammer (2026).
Who Are Junior Panachai and Mark Jiruntanin?
Junior Panachai Sriariyarungruang, born October 23, 1996, in Bangkok, Thailand, and Mark Jiruntanin Trairattanayon, born June 15, 1997, also in Bangkok, are both Thai actors currently signed under GMMTV, one of Thailand’s leading entertainment production companies. Their pairing as an on-screen duo, commonly referred to by fans as JuniorMark, has grown into one of the most followed celebrity partnerships within the Thai entertainment industry in recent years.
JuniorMark’s Ages in 2026
As of 2026, Junior Panachai is 29 years old, having been born on October 23, 1996, while Mark Jiruntanin is also 29 years old, having been born on June 15, 1997. Both actors are currently at similar stages in their respective careers, having built their public profiles largely over the past several years through their work within the GMMTV entertainment system.
Junior Panachai’s Background and Career
Junior Panachai holds a bachelor’s degree from Chulalongkorn University’s Faculty of Communication Arts. He first became interested in acting through university stage plays, having originally considered pursuing a career in advertising before discovering his passion for performing. He made his onscreen debut in the 2016 series “I Hate You, I Love You,” before continuing to build his acting resume through several supporting and lead roles.
From 2018 until 2022, Junior was signed under Nadao Bangkok, a respected Thai talent agency, before the company ceased operations, leading him to sign with GMMTV in late 2022. Since joining GMMTV, Junior has gained significant recognition for his role as Faifa in the 2024 series “Perfect 10 Liners,” a performance that substantially raised his public profile. He also appeared as Jinta in the Thai adaptation of “Cherry Magic” in 2023, and more recently starred as Tim in the 2026 series “My Romance Scammer.”
Mark Jiruntanin’s Background and Career
Mark Jiruntanin graduated from Sarasas Witaed Saimai School before pursuing a degree in Industrial Engineering at the Sirindhorn International Institute of Technology, an institute within Thammasat University. Before transitioning fully into acting, Mark was known for his work as a YouTuber, creating content alongside friends under the channel name MARKMEAN. He was also selected as his university’s “TU Sexy Boy,” an early indication of his rising public appeal even before his acting career began.
Mark has been signed under GMMTV since 2022, building his acting career alongside Junior Panachai. He gained recognition for his role as Min in “Cherry Magic” in 2023, followed by his portrayal of Wine in “Perfect 10 Liners” in 2024, and more recently, his role as Pai in the 2026 series “My Romance Scammer.” He has also been announced for an upcoming role in the series “Twenty One,” reflecting his continued rise within GMMTV’s roster of talent.
Career Journey as JuniorMark
Building Their On-Screen Partnership
Junior Panachai and Mark Jiruntanin first gained significant attention as an on-screen duo through their roles in “Perfect 10 Liners” in 2024, where their chemistry as co-stars quickly resonated with audiences. Their pairing, affectionately dubbed JuniorMark by fans, or alternatively “Junniorrs” and “Markjrtn” combined, grew substantially in popularity following the release of the series and its accompanying music releases.
Music Collaborations
Beyond acting, Junior and Mark have also collaborated musically as JuniorMark, releasing songs including “Cutie Overload,” released through GMMTV Records in 2025, as well as “Trial Love,” featured on the Perfect 10 Liners original soundtrack. In 2026, the pair released “Trust Me” as part of the “My Romance Scammer” soundtrack, further extending their collaborative work beyond acting into music.
Fan Events and Continued Popularity
The JuniorMark pairing has continued to draw significant fan engagement through dedicated fan meetings and concerts, including the “JuniorMark Shine Rise Fancon” held in 2025, alongside fellow GMMTV artists. Their continued joint appearances at fan events throughout 2025 and 2026 reflect the sustained popularity of their on-screen and off-screen partnership within the Thai entertainment industry and its increasingly global fanbase.
My Romance Scammer and Continued Success
The pair’s most recent major project together, “My Romance Scammer,” released in 2026, has further cemented their standing as one of GMMTV’s most popular on-screen duos, with both actors continuing to build their individual filmographies while maintaining their well established creative partnership.
JuniorMark’s Net Worth
While specific individual net worth figures for Junior Panachai and Mark Jiruntanin have not been officially disclosed, their income is understood to be derived from a combination of acting salaries under their GMMTV contracts, brand endorsements, music releases, and revenue generated through fan events and concerts. Given their rising popularity following the success of “Perfect 10 Liners” and “My Romance Scammer,” alongside their expanding presence in Thai entertainment media, both actors are believed to be experiencing significant financial growth as their careers continue to develop within one of Thailand’s most prominent entertainment companies.
Reputation and Fan Base
JuniorMark has built a passionate and highly engaged international fanbase, with supporters often referred to within the fandom community by various nicknames tied to their individual social media handles. Their popularity has extended beyond Thailand, with the pair holding fan meetings and promotional events in other countries as their international recognition continues to grow, reflecting the broader global rise of Thai entertainment content in recent years.
Conclusion
JuniorMark, the on-screen and musical partnership between Junior Panachai Sriariyarungruang and Mark Jiruntanin Trairattanayon, represents one of the most popular duos within Thailand’s GMMTV entertainment roster. From their breakthrough performances in “Perfect 10 Liners” to their continued success in “My Romance Scammer” and their collaborative music releases, the pair has built a devoted fanbase both within Thailand and internationally. As both actors continue to develop their individual and joint careers, JuniorMark remains one of the more closely followed pairings within contemporary Thai entertainment.
Frequently Asked Questions (FAQs)
1. How old are Junior Panachai and Mark Jiruntanin in 2026? Junior Panachai was born on October 23, 1996, and Mark Jiruntanin was born on June 15, 1997, making both actors 29 years old as of 2026.
2. What company are Junior Panachai and Mark Jiruntanin signed under? Both actors are currently signed under GMMTV, a leading Thai entertainment production company.
3. What series made JuniorMark popular? Their chemistry first gained widespread attention through the 2024 series “Perfect 10 Liners,” and continued with the 2026 series “My Romance Scammer.”
4. Have Junior and Mark released music together? Yes, they have released songs including “Cutie Overload,” “Trial Love,” and “Trust Me” as JuniorMark.
5. What was Junior Panachai’s educational background? He holds a bachelor’s degree from Chulalongkorn University’s Faculty of Communication Arts.
6. What was Mark Jiruntanin’s educational background? He studied Industrial Engineering at the Sirindhorn International Institute of Technology, part of Thammasat University.
7. What is JuniorMark’s net worth? Specific figures have not been officially disclosed, though both actors’ income is understood to come from acting salaries, endorsements, music, and fan events.
8. Which talent agency was Junior Panachai signed under before GMMTV? He was signed under Nadao Bangkok from 2018 until 2022, before the agency ceased operations.
9. What did Mark Jiruntanin do before becoming an actor? He was known for his work as a YouTuber, creating content under the channel MARKMEAN, before transitioning into acting.
10. What upcoming project has Mark Jiruntanin been announced for? He has been announced for a role in the upcoming series “Twenty One.”
This article reflects publicly reported information available as of August 2026. As JuniorMark’s careers continue to develop, readers are encouraged to follow verified entertainment news sources for the latest updates.