List of King of Mask Singer episodes (2020)
This is a list of episodes of the South Korean variety-music show King of Mask Singer in 2020. The show airs on MBC as part of their Sunday Night lineup. The names listed below are in performance order.

 – Contestant is instantly eliminated by the live audience and judging panel
 – After being eliminated, contestant performs a prepared song for the next round and takes off their mask during the instrumental break
 – After being eliminated and revealing their identity, contestant has another special performance.
 – Contestant advances to the next round.
 – Contestant becomes the challenger.
 – Mask King.

Episodes

118th Generation Mask King (cont.)

Contestants: , , Kang Seung-sik (Victon), Choi Jeong-hwan (), Naeun (April), , Harisu, Park Bom

Episode 236 was broadcast on January 5, 2020.

119th Generation Mask King

Contestants: Chanmi (AOA), , , Kim Young-min (), Jihoo (IZ), Kang Hyung-ho (Forestella), Jung Yi-han (), 

Episode 237

Episode 237 was broadcast on January 12, 2020. This marks the beginning of the Hundred-nineteenth Generation.

Episode 238

Episode 238 was broadcast on January 19, 2020.

120th Generation Mask King

Contestants: Son Ho-young (g.o.d), Euijin (Sonamoo), Jang Gwang, Kim Young-chul, Jaeyoon (SF9), Punchnello, Jung Mi-ae, Kang Hyun-jeong ()

Episode 239

Episode 239 was broadcast on January 26, 2020. This marks the beginning of the Hundred-twentieth Generation.

Episode 240

Episode 240 was broadcast on February 2, 2020.

121st Generation Mask King

Contestants: Seunghee (CLC), , Dayoung (Cosmic Girls), Kim Se-jin,  (), Geum Bi (Turtles), Heechul (Super Junior), 

Episode 241

Episode 241 was broadcast on February 9, 2020. This marks the beginning of the Hundred-twenty-first Generation.

Episode 242

Episode 242 was broadcast on February 16, 2020.

122nd Generation Mask King

Contestants: , Miyeon ((G)I-dle), Im Kang-sung, Seung-gook Lee, Kim Jung-mo, , Boi B (Rhythm Power), Seungyoon (Winner)

Episode 243

Episode 243 was broadcast on February 23, 2020. This marks the beginning of the Hundred-twenty-second Generation.

Episode 244

Episode 244 was broadcast on March 1, 2020.

123rd Generation Mask King

Contestants: Jane (Momoland), YOYOMI, Son Ji-hyun, I'll (Hoppipolla (band)), , , Yoon Jung-soo, 

Episode 245

Episode 245 was broadcast on March 8, 2020. This marks the beginning of the Hundred-twenty-third Generation.

Episode 246

Episode 246 was broadcast on March 15, 2020.

124th Generation Mask King

Contestants: Shin Yi, Wax, Ha Hyun-gon (Click-B), No Min-hyuk (Click-B), Byung-hyun Kim, Chuu (Loona), Michael K. Lee, Jibeom (Golden Child)

Episode 247

Episode 247 was broadcast on March 22, 2020. This marks the beginning of the Hundred-twenty-fourth Generation.

Episode 248

Episode 248 was broadcast on March 29, 2020.

125th Generation Mask King

Contestants: Kim Hye-ri, , Kim Woo-seok (UP10TION), , , Baek Chan (8Eight), Rangshow (), Hyerim (Wonder Girls)

Episode 249

Episode 249 was broadcast on April 5, 2020. This marks the beginning of the Hundred-twenty-fifth Generation.

Episode 250

Episode 250 was broadcast on April 12, 2020.

126th Generation Mask King

Contestants: Ha Do-kwon, Ko Woo-rim (Forestella), Hyun Jung-hwa, Choi Yoo-jung (Weki Meki), , Hwang In-sun, , Lee Han-wi

Episode 251

Episode 251 was broadcast on April 19, 2020. This marks the beginning of the Hundred-twenty-sixth Generation.

Episode 252

Episode 252 was broadcast on April 26, 2020.

127th Generation Mask King

Contestants: Code Kunst, Na Tae-joo, Cha Cheong-hwa, , Kim Kang-hoon, Kim Ho-joong, Abhishek Gupta (Lucky), Lee Min (As One)

Episode 253

Episode 253 was broadcast on May 3, 2020. This marks the beginning of the Hundred-twenty-seventh Generation.

Episode 254

Episode 254 was broadcast on May 10, 2020.

128th Generation Mask King

Contestants: Munik (Dongkiz), Yang Kyung-won, Shim Ji-ho, Jo Yu-ri (Iz*One), Shim Eun-woo, , , Kim Jung-nam (Turbo)

Episode 255

Episode 255 was broadcast on May 17, 2020. This marks the beginning of the Hundred-twenty-eighth Generation.

Episode 256

Episode 256 was broadcast on May 24, 2020.

129th Generation Mask King

Contestants: , , , Hynn, Kim Ga-young, Joohoney (Monsta X), Yugyeom (Got7), 

Episode 257

Episode 257 was broadcast on May 31, 2020. This marks the beginning of the Hundred-twenty-ninth Generation.

Episode 258

Episode 258 was broadcast on June 7, 2020.

130th Generation Mask King

Contestants: Lena (GWSN), Swings, , , , , , Park Chan-sook

Episode 259

Episode 259 was broadcast on June 14, 2020. This marks the beginning of the Hundred-thirtieth Generation.

Episode 260

Episode 260 was broadcast on June 21, 2020.

131st Generation Mask King

Contestants: Seungah (Rainbow), Chaewon (April), Changbin (Stray Kids), Yang Dong-geun, Jangjun (Golden Child), Cha Jun-hwan, Kim Jung-min, 

Episode 261

Episode 261 was broadcast on June 28, 2020. This marks the beginning of the Hundred-thirty-first Generation.

Episode 262

Episode 262 was broadcast on July 5, 2020.

132nd Generation Mask King

Contestants: Shin A-lam, KittiB, Exy (Cosmic Girls), J-Black, Ha.E.D, Ahn Soo-ji (), , 

Episode 263

Episode 263 was broadcast on July 12, 2020. This marks the beginning of the Hundred-thirty-second Generation.

Episode 264

Episode 264 was broadcast on July 19, 2020.

133rd Generation Mask King

Contestants: Yeonho (Verivery), Bizzy, , KCM, , Kim Hyun-soo (Forte di Quattro), , Yang Jung-a

Episode 265

Episode 265 was broadcast on July 26, 2020. This marks the beginning of the Hundred-thirty-third Generation.

Episode 266

Episode 266 was broadcast on August 2, 2020.

134th Generation Mask King

Contestants: Soyeon, Park Eun-ji, Shin Cheol (), Cheetah, Jung Kyung-cheon, Min Woo-hyuk,  (Indigo), 

Episode 267

Episode 267 was broadcast on August 9, 2020. This marks the beginning of the Hundred-thirty-fourth Generation.

Episode 268

Episode 268 was broadcast on August 16, 2020.

135th Generation Mask King

Contestants: , , Jin Hua, Nakjoon, , U Sung-eun, Cho Seung-youn, Juri (Rocket Punch)

Episode 269

Episode 269 was broadcast on August 23, 2020. This marks the beginning of the Hundred-thirty-fifth Generation.

Episode 270

Episode 270 was broadcast on August 30, 2020.

136th Generation Mask King

Contestants: Han Seung-woo (Victon), Kim San-ho, , , Park Bo-ram,  (Cleo), , Poppin' Hyun Joon

Episode 271

Episode 271 was broadcast on September 6, 2020. This marks the beginning of the Hundred-thirty-sixth Generation.

Episode 272

Episode 272 was broadcast on September 13, 2020.

137th Generation Mask King

Contestants: Joomin (), Ricky (Teen Top), HyunJin (Loona), Lee Hyung-taik, Shim Hyung-rae, Choi Ran, Yang Yo-seob (Highlight), Lee Hye-sung

Episode 273

Episode 273 was broadcast on September 20, 2020. This marks the beginning of the Hundred-thirty-seventh Generation.

Episode 274

Episode 274 was broadcast on September 27, 2020.

138th Generation Mask King

Contestants: , Sleepy, Kwak Min-jeong, Kei (Lovelyz), Hyun Young, , , 

Episode 275

Episode 275 was broadcast on October 4, 2020. This marks the beginning of the Hundred-thirty-eighth Generation.

Episode 276

Episode 276 was broadcast on October 11, 2020.

139th Generation Mask King

Contestants: , Shin Seung-hwan, , Hwang Chan-seop, Yezi, Soohyun (U-KISS), Ahn Ye-eun, Mino ()

Episode 277

Episode 277 was broadcast on October 18, 2020. This marks the beginning of the Hundred-thirty-ninth Generation.

Episode 278

Episode 278 was broadcast on October 25, 2020.

140th Generation Mask King

Contestants: Yuqi ((G)I-dle), HaEun, Epaksa, , Minhyuk (Monsta X), Ryu Hwa-young, , 

Episode 279

Episode 279 was broadcast on November 1, 2020. This marks the beginning of the Hundred-fortieth Generation.

Episode 280

Episode 280 was broadcast on November 8, 2020.

141st Generation Mask King

Contestants: Kal So-won, Jaechan (Dongkiz), Joo Da-in (), , Kim Lip (Loona), , , Penomeco

Episode 281

Episode 281 was broadcast on November 15, 2020. This marks the beginning of the Hundred-forty-first Generation.

Episode 282

Episode 282 was broadcast on November 22, 2020.

142nd Generation Mask King

Contestants: Denise (Secret Number), Ryang Ha (), Yedam (Treasure), Yoo So-young, , Wang Seok-hyeon, Muwoong (Baechigi), Louie (Geeks)

Episode 283

Episode 283 was broadcast on November 29, 2020. This marks the beginning of the Hundred-forty-second Generation.

Episode 284

Episode 284 was broadcast on December 6, 2020.

143rd Generation Mask King

Contestants: Nancy (Momoland), Mihal Ashminov, Samuel Seo, , , Shin Jin-sik, , 

Episode 285

Episode 285 was broadcast on December 13, 2020. This marks the beginning of the Hundred-forty-third Generation.

Episode 286

Episode 286 was broadcast on December 20, 2020.

144th Generation Mask King

Contestants: Elly (Weki Meki), Jeong Minseong (La Poem), Chan (Victon), Outsider, Nam Hyun-hee, Shin Hyun-woo (), , 

Episode 287 was broadcast on December 27, 2020. This marks the beginning of the Hundred-forty-fourth Generation.

Notes

References 

Lists of King of Mask Singer episodes
Lists of variety television series episodes
Lists of South Korean television series episodes
2020 in South Korean television