MLB Single Season Leaders - WHIP

1. Pedro Martinez 0.74 (2000)
2. Randy Johnson 0.90 (2004)
3. Pedro Martinez 0.92 (2002)
-- Johan Santana 0.92 (2004)
5. Jason Schmidt 0.95 (2003)
-- Pedro Martinez 0.95 (2005)
7. Curt Schilling 0.97 (2002)
-- Derek Lowe 0.97 (2002)
-- Johan Santana 0.97 (2005)
10. Odalis Perez 0.98 (2002)
--- Ben Sheets 0.98 (2004)
12. Kevin Brown 0.99 (2000)
13. Johan Santana 1.00 (2006)
--- Dan Haren 1.00 (2009)
15. Randy Johnson 1.01 (2001)
--- Roger Clemens 1.01 (2005)
--- Chris Carpenter 1.01 (2009)
18. Randy Johnson 1.03 (2002)
--- Andy Pettitte 1.03 (2005)
--- Javier Vazquez 1.03 (2009)