India's Ravi Ashwin is the quickest to reach a 300 test wickets. He reached this landmark in just 54 matches.He is followed by Dennis Lillee and Muttiah Muralidharan of Australia and Sri Lanka respectively. Here is the complete list of fastest bowlers to reach 300 test wickets.
| Sl No | Player | Time | Mat | Country |
| 1 | R Ashwin | 6y 18d | 54 | India |
| 2 | Dennis Lillee | 10y 302d | 56 | Australia |
| 3 | M Muralitharan | 8y 120d | 58 | Sri Lanka |
| 4 | Richard Hadlee | 13y 19d | 61 | New Zealand |
| 5 | Malcom Marshall | 10y 9d | 61 | West Indies |
| 6 | Dale Steyn | 8y 16d | 61 | South Africa |
| 7 | Shane Warne | 6y 0d | 63 | Australia |
| 8 | Allan Donald | 8y 213d | 63 | South Africa |
| 9 | Glen McGrath | 7y 19d | 64 | Australia |
| 10 | Fred Trueman | 12y 69d | 65 | England |
*Updated on 20 August 2019
