Fred Trueman, of England, was the first bowler to take 300 Test wickets
The first bowler to reach the target of 100 wickets in Test Cricket was Johnny Briggs of England.
Courtney Walsh was the first bowler to take 500 wickets in Test cricket. It happened in 2001 in his 129th match when he had trapped Jacques Kallis in front of the wickets.
Courtney Walsh of the West Indies was the first cricketer to take 500 Test wickets, in 2001.
Charles Turner was the first bowler who took 100 wickets in Test matches for Australia in the year 1895 against England at Sydney.
Richard Hadlee was the first New Zealand bowler to take 300 wickets in Test Matches, and currently the leading test wicket-taker in New Zealand. The other New Zealander to get 300 test wickets was Daniel Vettori. No New Zealand bowler is yet to take 300 wickets in ODIs or T20s.
Courtney Walsh in March 2001.