- Xerath
- Xeria
- XERIC
- Xerión (Spanish black metal)
- Xero (aka “Hybrid Theory” and later “Linkin Park”)
- Xerónimo (Mexican singer based in Spain)
- Xerox & Infected Mushroom
- Xerxes (Downtempo artist)
- Xerxes (American hardcore/post punk band)
- Xerxes The Dark
- XES (Russian synthpop group)
- XESS
- Xetas
- Xeuphoria
- Xfactor1
- XFears (XFears)
- Xfruge
- XG (South Korea based Japanese girl group)
- Xhamain
- xHEIDIx
- Xhelazz
- Xhulooo
- xi (Yusuke Ishiwata)
- Xi (Malawian Artist)
- xi feat.Sta
- Xia (Kim Jun Su / Xiah)
- XIA (South Korean singer)
- XIA feat. Dok2
- XIA feat. Paloalto
- XIA feat. Quiett, The & Automatic
- XIA feat. Quincy
- XIA feat. YDG
- Xía, Carmen
- Xiao (hardcore from Stockholm)
- Xiao, Zhan
- Xiaoloulou
- XIARA (German rapper)
- Xibalba (Hardcore / death Metal)
- Xibling (synth duo)
- Xie (Female LA producer & singer)
- Xie, Di
- XII Thorns (Dutch blackened deathcore band)
- XIII. století
- Xiivan Young
- XIIVI (Artist from Tunis)
- XIIX
- XiJaro & Pitch & Adara
- XiJaro & Pitch with Adara
- XiJaro & Pitch with Silver, Ava
- xikers
- Xile (New Zealand hardcore)
- Xilent (producer Eryk Kowalczyk)
- Xilent feat. Diamond Eyes
- Xilent feat. Grimm
- Xilla (American rapper)
- Xillions
- XIMEUA
- xin
- Xina Mora
- Xindl X (Czech folk pop singer-songwriter)
- Xindl X feat. Jananas
- Xindl X feat. Lounová, Olga
- Xingfoo&Roy
- XINK (Belgian teen pop/punk band)
- Xinlisupreme
- Xinobi
- Xinobi & João, Gisela
- XinU (Japanese singer)
- Xion
- Xiong, Pagnia
- Xipe Totec (Death Metal band from Mexico)
- Xiphea
- Xique-Xique (DJ/producer duo Dunwich & Biba Graeff)
- Xirita (Low‐Fi Electronic, Alternative & R’n’B‐Pop)
- Xis
- XisForEyes
- XIT (native American rock band)
- Xiu Xiu (US experimental band)
- Xiu Xiu feat. Gira, Michael
- XIUMIN (EXO)
- Xiupill (Icelandic experimental pop trio)
- XIV Dark Centuries
- Xiwon, Kang (South Korean Rapper)
- XiX (Hong Kong girl group)
- XIXA (Band (Brian Lopez and Gabriel Sullivan))
- xKhen (Lithuanian artist)
- xKINGx (Downtempo, Metal)
- xKore
- Xkrude
- Xkylar