Earth Katsamonnat Namwirote

Name: Earth Katsamonnat Namwirote
Native name: เอิร์ธ กัษมนณัฏฐ์ นามวิโรจน์
Also Known as: Cooheart, 南思睿, Nan Si Rui
Nationality: Thai
Gender: Male
Born: November 1, 1996
Age: 29

Katsamonnat Namwirote, nicknamed, Earth is a Thai actor. He made his acting debut as Pie in the 2017 short movie "Let Me Kiss You". In 2018, he had his break in the entertainment industry for his portrayal of Tar in the popular BL drama series Love By Chance and its 2020 sequel A Chance to Love. His acting ability gained further recognition when he played In in Until We Meet Again: The Series (2019).

He graduated in Architecture from Chiang Mai University. He also owns his own clothing brand named CIELO.

Besides studying and acting, Earth also frequently vlogs on his YouTube channel "Cooheart's Channel" where his friends and co-actors often join him. Earth is openly gay and often talks about his sexuality on the channel.

He was signed to Studio Wabi Sabi until December 22, 2025, when he and the studio both announced on their respective Instagram accounts that Earth would be officially concluding his activities under the company, effective December 31, 2025.

(Source: drama.fandom.com) Edit Biography

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Year	Title	#	Role	Rating
TBA	Red Peafowl Thai Drama, 0000, 0 eps Lu Ma Yun [Lu Yi Peng's younger brother] (Support Role)	0	Lu Ma Yun [Lu Yi Peng's younger brother] Support Role	0.0
2026	Crazy Love, Moo-Moo! Thai Drama, 2026, 10 eps Kluayhom (Support Role)	10	Kluayhom Support Role	7.9
2026	You(r)Tuber Thai Drama, 2026, 0 eps (Support Role)	0	Support Role	0.0
2025	Fourever You Part 2 (Uncut Ver.) Thai Drama, 2025, 24 eps Easter / "Ter" (Support Role)	24	Easter / "Ter" Support Role	8.5
2025	Fourever You Part 2 Thai Drama, 2025, 24 eps Easter / "Ter" (Support Role)	24	Easter / "Ter" Support Role	8.5
2025	Suntiny Thai Drama, 2025, 10 eps Mum (Support Role)	10	Mum Support Role	6.3
2024	Fourever You (Uncut Ver.) Thai Drama, 2024, 17 eps Easter / "Ter" (Main Role)	17	Easter / "Ter" Main Role	8.4
2024	Fourever You Thai Drama, 2024, 17 eps Easter / "Ter" (Main Role)	17	Easter / "Ter" Main Role	8.4
2024	Beating Again Thai Drama, 2024, 4 eps Famous (Main Role)	4	Famous Main Role	7.3
2022	My Only 12% Thai Drama, 2022, 14 eps Seeiw (Main Role)	14	Seeiw Main Role	8.0
2022	War of Y Thai Drama, 2022, 20 eps {New Ship} (Ep. 5) (Guest Role)	20	{New Ship} (Ep. 5) Guest Role	6.6
2022	Saneha Stories Season 4: Thanon Sai Saneha Thai Drama, 2022, 2 eps Em (Main Role)	2	Em Main Role	6.7
2021	7 Project Thai Drama, 2021, 7 eps "Ozone" Pavin Lertpana (Ep. 1-4) (Main Role)	7	"Ozone" Pavin Lertpana (Ep. 1-4) Main Role	6.8
2020	Love by Chance Season 2: A Chance to Love Thai Drama, 2020, 13 eps Tar (Support Role)	13	Tar Support Role	6.8
2019	Until We Meet Again Thai Drama, 2019, 17 eps Intouch Chatpokin [Pharm’s past Self] (Main Role)	17	Intouch Chatpokin [Pharm’s past Self] Main Role	8.1
2018	Love by Chance Thai Drama, 2018, 14 eps Tar (Main Role)	14	Tar Main Role	7.6

Year	Title	Role	Rating
2026	Panor 2 Thai Movie, 2026, Manao (Support Role)	Manao Support Role	7.5
2019	Love: Must Fight Thai Movie, 2019, (Main Role)	Main Role	7.3
2017	Let Me Kiss You Thai Movie, 2017, Pie (Main Role)	Pie Main Role	6.1

Year	Title	#	Role	Rating
2026	Lately, It's Winter Season Thai Drama, 2026, 8 eps Easter / "Ter" (Unknown)	8	Easter / "Ter" Unknown	8.3
2026	The Sun from Another Star Thai Drama, 2026, 8 eps Easter / "Ter" (Support Role)	8	Easter / "Ter" Support Role	8.6
2025	Beside the Sky Thai Drama, 2025, 8 eps Easter / "Ter" (Support Role)	8	Easter / "Ter" Support Role	8.5

Year	Title	#	Role	Rating
2025	Fourever You Part 2 Special EP: Beside the Sky Thai TV Show, 2025, 1 eps (Guest)	1	Guest	8.1
2025	The Social Warrior Season 2 Thai TV Show, 2025, 10 eps [Team Master Nicky] (Regular Member)	10	[Team Master Nicky] Regular Member	0.0
2023	Y Star Challenge Thai TV Show, 2023, 8 eps [Blue team] (Regular Member)	8	[Blue team] Regular Member	7.3
2022	My Only 12% Special Episode Thai TV Show, 2022, 1 eps [Himself] (Main Role)	1	[Himself] Main Role	7.8
2022	My Only 12% Behind the Scenes Thai TV Show, 2022, 11 eps (Regular Member)	11	Regular Member	0.0
2022	Funday Season 5 Thai TV Show, 2022, 13 eps (Ep. 9) (Guest)	13	(Ep. 9) Guest	0.0
2021	The Harvest Season: The Season to Travel Thai TV Show, 2021, 10 eps (Main Host)	10	Main Host	8.1
2020	Until We Meet Again Special Thai TV Show, 2020, 1 eps (Regular Member)	1	Regular Member	8.2
2020	SosatSeoulsay Thai TV Show, 2020, 285 eps (Ep. 31, 84-85, 103-104, 121, 149, 207, 260, 263) (Guest)	285	(Ep. 31, 84-85, 103-104, 121, 149, 207, 260, 263) Guest	8.2
2019	Nung Na Rong: Interviews Thai TV Show, 2019, 8 eps {Until We Meet Again} (Guest)	8	{Until We Meet Again} Guest	8.2
2018	Love by Chance: Behind the Scenes Thai TV Show, 2018, 6 eps [Himself] (Main Role)	6	[Himself] Main Role	7.9
2001	Family Feud Thailand Thai TV Show, 2001, 976 eps (Ep. 937) (Guest)	976	(Ep. 937) Guest	0.0