Season 4 of The Mask Singer premiered on February 8, 2018, and concluded on June 21, 2018. It was hosted by Kan Kantathavron.
Panel of Judges[]
| No. | Name | Profession |
|---|---|---|
| 1 | Maneenuch Smerasut | Singing Teacher |
| 2 | Jakkawal Saothongyuttitum | Music Producer, Composer |
| 3 | Yuttana Boon-Orm | Music Company Executive |
| 4 | Siriporn Yooyord | Singer, Comedian |
| 5 | Kiattisak Udomnark | Presenter |
| 6 | Thanawat Prasitsomporn | DJ |
| 7 | Nalin Hohler | Singer, Actress |
| 8 | Kapol Thongplub | DJ, Presenter |
| 9 | Seo Ji-yeon | Singer, Actress |
| 10 | Puttachat Pongsuchat | DJ, Actress |
| 11 | Apissada Kreurkongka | Actress, Model |
| 12 | Saksit Vejsupaporn | Singer, Pianist |
| 13 | Sireeporn Yoogthatat | Actors, Presenters |
| 14 | Nattawut Srimork | Rapper, Songwriter |
| 15 | Issara Kitnitchi | Singer |
| 16 | Pidsanu Nimsakul | Singer, Actor |
| 17 | Supachai Srivijit | Actor-manager, Actor |
Contestant Progress[]
| Rank | Photo | Contestant/Celebrity | Ep.1 | Ep.2 | Ep.3 | Ep.4 | Ep.5 | Ep.6 | Ep.7 | Ep.8 | Ep.9 | Ep.10 | Ep.11 | Ep.12 | Ep.13 | Ep.14 | Ep.15 | Ep.16 | Ep.17 | Ep.18 | Ep.19 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | B | C | D | A | B | C | D | ||||||||||||||
| 1st |  |
Little Duck หน้ากากเป็ดน้อย Nont Tanont |
WIN | WIN | WIN | SAFE | SAFE | 1st | |||||||||||||
| 2nd |  |
Bee หน้ากากผึ้ง New Napastsorn |
WIN | WIN | WIN | SAFE | SAFE | 2nd | |||||||||||||
| 3rd |  |
Iron Bear หน้ากากหมีเหล็ก Palm Instinct |
WIN | WIN | WIN | SAFE | ELIM | ||||||||||||||
| 4th |  |
Grass Flower หน้ากากดอกหญ้า Poppy Prachyaluck |
WIN | WIN | WIN | ELIM | |||||||||||||||
| 5th Group D |
 |
Hunter หน้ากากนายพราน Max Jenmana |
WIN | WIN | ELIM | ||||||||||||||||
| 5th Group C |
 |
Giant หน้ากากยักษ์ Timethai |
WIN | WIN | ELIM | ||||||||||||||||
| 5th Group B |
 |
Panda หน้ากากแพนด้า UrboyTJ |
WIN | WIN | ELIM | ||||||||||||||||
| 5th Group A |
 |
Pirate หน้ากากโจรสลัด Nam Ronnadet |
WIN | WIN | ELIM | ||||||||||||||||
| 6th Group D-2 |
 |
Ant หน้ากากมดตะนอย Cee Siwat |
WIN | ELIM | |||||||||||||||||
| 6th Group D-1 |
 |
Radio หน้ากากวิทยุ Bell Supol |
WIN | ELIM | |||||||||||||||||
| 7th Group D-4 |
 |
Tree หน้ากากต้นไม้ Praew Kanitkul |
ELIM | ||||||||||||||||||
| 7th Group D-3 |
 |
Chinese Opera Singer หน้ากากงิ้ว Se-Na Ling |
ELIM | ||||||||||||||||||
| 7th Group D-2 |
 |
Chick หน้ากากลูกเจี๊ยบ Peck Zeal |
ELIM | ||||||||||||||||||
| 7th Group D-1 |
 |
White Horse หน้ากากม้าขาว Too Direk |
ELIM | ||||||||||||||||||
| 6th Group C-2 |
 |
Wizard หน้ากากพ่อมด Ton Thanasit |
WIN | ELIM | |||||||||||||||||
| 6th Group C-1 |
 |
Chinese Lion Dancer หน้ากากสิงโตเชิด Tong Pakkaramai |
WIN | ELIM | |||||||||||||||||
| 7th Group C-4 |
 |
Dolphin หน้ากากโลมา Nak Charlie |
ELIM | ||||||||||||||||||
| 7th Group C-3 |
 |
Coconut หน้ากากมะพร้าว Ord Keereeboon † |
ELIM | ||||||||||||||||||
| 7th Group C-2 |
 |
Banana หน้ากากกล้วย Art Phasut |
ELIM | ||||||||||||||||||
| 7th Group C-1 |
 |
Psychopomp หน้ากากยมทูต Jason Young |
ELIM | ||||||||||||||||||
| 6th Group B-2 |
 |
Balloon หน้ากากลูกโป่ง Karn the Parkinson |
WIN | ELIM | |||||||||||||||||
| 6th Group B-1 |
 |
Cactus หน้ากากกระบองเพชร Bai-Fern Pasakorn |
WIN | ELIM | |||||||||||||||||
| 7th Group B-4 |
 |
Mermaid หน้ากากนางเงือก Kratip Shawankorn |
ELIM | ||||||||||||||||||
| 7th Group B-3 |
 |
Gunman หน้ากากมือปืน Padthai |
ELIM | ||||||||||||||||||
| 7th Group B-2 |
 |
Tiger หน้ากากเสือโคร่ง Somjit Jonjohor |
ELIM | ||||||||||||||||||
| 7th Group B-1 |
 |
Robot หน้ากากหุ่นยนต์ Noom Attaporn |
ELIM | ||||||||||||||||||
| 6th Group A-2 |
 |
Cauliflower หน้ากากดอกกะหล่ำ Tuk Yanee |
WIN | ELIM | |||||||||||||||||
| 6th Group A-1 |
 |
Goldfish หน้ากากปลาทอง Jam Charratha |
WIN | ELIM | |||||||||||||||||
| 7th Group A-4 |
 |
Angel (Female) หน้ากากนางฟ้า Natacha Satjakul |
ELIM | ||||||||||||||||||
| 7th Group A-3 |
 |
Pigeon หน้ากากนกพิราบ Yam Thapanee |
ELIM | ||||||||||||||||||
| 7th Group A-2 |
 |
Puppet หน้ากากหุ่นกระบอก Ping Lumprapleng |
ELIM | ||||||||||||||||||
| 7th Group A-1 |
 |
Jackfruit หน้ากากขนุน Lift Supoj |
ELIM | ||||||||||||||||||
- █ The contestant won The Mask Singer.
- █ The contestant was a runner-up.
- █ The contestant won the face off.
- █ The contestant was safe from elimination.
- █ The contestant was eliminated.
- █ The contestant did not participate in the episode.
- █ The contestant was in Group A.
- █ The contestant was in Group B.
- █ The contestant was in Group C.
- █ The contestant was in Group D.