How many genres and sub-genres of rock exist?

Answer 1

Doom metal

- Funeral doom

- Traditional doom

- Stoner doom

- Sludge

-- Sludgecore

- Epic doom

- Death/doom

- Drone doom

Traditional metal

Power metal

Prog metal

Black metal

Symphonic metal

Goth metal

Viking metal

Pirate metal

Thrash metal

- Traditional thrash

- Blackened thrash

Speed metal

Death metal

Grind

- Grindcore

Groove metal

Industrial metal

Nu-metal

Metalcore

Glam metal

Answer 2

uh like ten...lets see...
metal, metalcore, death metal, black metal, alternative metal, old metal, nu metal, progressive metal, heavy metal? is that one...maybe...on then hardcore....which i would classify as metal and then all the sub genres off hardcore....but hardcore is a sub genre in itself so i dunno....ALOT

MILLIONS!
Doom metal
- Funeral doom
- Traditional doom
- Epic doom
- Stoner doom
- Sludge
-- Sludgecore
- Death/doom
- Drone doom
Traditional metal
Speed metal
Glam metal
Thrash metal
- Blackened thrash
- Applecore
Black metal
Death metal
Stoner
Power metal
Prog metal
Punk metal
Groove metal
Goth metal
Symphonic metal

Industrial metal
Grind
- Grindcore
Nu metal (depending on who you ask)
Metalcore (ditto)

And that's just the ones I can remember off hand... Not hardcore, it's separate; started as a subgenre of punk then cut the ties.

Answer 3

Doom metal

Trad metal

Speed metal

Glam metal

Black metal

Thrash metal

Death metal

Power metal

Goth metal

Prog metal

Industrial metal

Since industrial, there have been various types of semi-true metal, which I never include on lists like these. Obviously those genres have subgenres, but those are very hard to pinpoint in time.

Answer 4

This question is far too broad, especially since the definitions of genres and sub-genres are often subjective and/or debatable. Perhaps the best way to answer this is to just begin listing and see what develops. This may take some time:

Classical

1. Medieval
2. Renaissance
3. Baroque
4. Classical
5. Romantic
6. Contemporary

Country

1. Appalachia
2. Bakersfield sound
3. Bluegrass
4. Close harmony
5. Honky tonk
6. Jug band
7. Lubbock sound
8. Nashville sound
9. Neotraditional country
10. Outlaw country
11. Red Dirt
12. Rockabilly
13. Western swing
14. Texas country

Rock

1. Acid house
2. Acid punk
3. Acid rock
4. Alternative dance
5. Alternative metal
6. Alternative rock
7. Ambient music
8. Anatolian rock
9. Arena rock
10. Art punk
11. Art rock
12. Avant-garde metal
13. Baroque pop
14. Beat
15. Bisrock
16. Black metal
17. Blackened death metal
18. Blackened doom metal
19. Blackened power metal
20. Blackened thrash metal
21. Blues-rock
22. Brazilian rock
23. Britpop
24. Bubblegum pop
25. Canterbury sound
26. Cello metal
27. Cello rock
28. Celtic punk
29. Celtic metal
30. Celtic rock
31. Chicano rock
32. Christcore
33. Christian metal
34. Christian punk
35. Christian rock
36. Christmas metal
37. Christmas rock
38. Coldwave
39. College rock
40. Comedy metal
41. Comedy rock
42. Comedycore
43. Country metal
44. Country rock
45. Cowpunk
46. Crossover thrash
47. Crunkcore
48. Crust punk
49. Cuddlecore
50. Dance-punk
51. Dance-rock
52. Dark cabaret
53. Darkwave
54. Death 'n' roll
55. Deathcore
56. Deathgrind
57. Death metal
58. Death punk
59. Death rock
60. Doom metal
61. Dream pop
62. Drone metal
63. Electric folk
64. Electronic hardcore
65. Electronic rock
66. Electro punk
67. Emo
68. Emocore
69. Epic metal
70. Experimental metal
71. Experimental rock
72. Extreme metal
73. Folktronica
74. Folk metal
75. Folk punk
76. Folk rock
77. Freakbeat
78. Funk metal
79. Funk rock
80. Garage
81. Glam metal
82. Glam punk
83. Glam rock
84. Goregrind
85. Gothabilly
86. Gothic metal
87. Gothic rock
88. Grebo
89. Grindcore
90. Groove metal
91. Grunge
92. Gypsy punk
93. Hatecore
94. Hard rock
95. Hardcore punk
96. Heartland rock
97. Heavy metal
98. Hellbilly
99. Hip pop
100. Horror metal
101. Horror punk
102. Indie pop
103. Indie rock
104. Industrial metal
105. Industrial rock
106. Instrumental rock
107. Jam rock
108. Jangle pop
109. Jazz rock
110. Jersey Shore sound
111. Krautrock
112. Lovers rock
113. Math metal
114. Math rock
115. Medieval folk rock
116. Medieval metal
117. Melodic black metal
118. Melodic death metal
119. Melodic hardcore
120. Metalcore
121. Mod revival
122. Nazi metal
123. Nazi punk
124. Nazi rock
125. Neue Deutsche Welle
126. Neo-classical metal
127. Neo-folk
128. Neo-prog
129. Neo-psychedelia
130. New prog
131. New wave
132. Nintendocore
133. Pagan metal
134. Pagan rock
135. Pinoy rock
136. Pirate metal
137. Pop punk
138. Pop rock
139. Post-Britpop
140. Post-grunge
141. Post-hardcore
142. Post-metal
143. Post-punk
144. Power pop
145. Power metal
146. Powerviolence
147. Progressive metal
148. Progressive rock
149. Protopunk
150. Psychedelic rock
151. Psychedelic pop
152. Psychedelic folk
153. Psychobilly
154. Punk blues
155. Punk jazz
156. Punk metal
157. Punk rock
158. Punkcore
159. Raga rock
160. Rapcore
161. Rap metal
162. Rap rock
163. Red dirt metal
164. Riot Grrrl
165. Rockabilly
166. Rock noir
167. Roots rock
168. Samba-rock
169. Screamo
170. Shock rock
171. Ska punk
172. Skate punk
173. Skate rock
174. Sludge metal
175. Soft rock
176. Southern metal
177. Southern rock
178. Space rock
179. Speed metal
180. Stoner metal
181. Stoner rock
182. Street punk
183. Sufi rock
184. Sunshine pop
185. Surf music
186. Swamp pop
187. Symphonic metal
188. Symphonic rock
189. Synthpop
190. Thrashcore
191. Thrash metal
192. Trip rock
193. Twee pop
194. Unblack metal
195. Viking metal
196. Viking rock
197. Visual kei
198. Wagnerian rock
199. Wizard Rock

Jazz

1. Acid jazz

2. Cool jazz

3. Free-form jazz

4. Hot jazz

Blues

1. Acid blues
2. Blues-rock
3. Blues shouter
4. Boogie-woogie
5. British blues
6. Canadian blues
7. Chicago blues
8. Classic female blues
9. Contemporary R&B
10. Country blues
11. Delta blues
12. Detroit blues
13. Electric blues
14. Gospel blues
15. Hokum blues
16. Jazz blues
17. Jump blues
18. Kansas City blues
19. Louisiana blues
20. Memphis blues
21. Piano blues
22. Piedmont blues
23. Punk blues
24. Rhythm and blues
25. Soul blues
26. St. Louis Blues
27. Swamp blues
28. Texas blues
29. West Coast blues

Rap/Hip Hop

1. Alternative rap

2. East Coast

3. Gangsta rap

4. Hyphy

5. Third coast (southern U.S.)

6. Trip hop

7. West Coast

Electronic

1. House

2. Happy hard core

3. Trance

4. Ambient

5. Break beat

Answer 5

There is no set number. Every time some band comes along and critics think they're something new and exciting, another subgenre magically appears.

Answer 6

rock