Woosnam, the 1991 Masters winner, carded a 36-hole total of 134 on Sunningdale's Old and New courses in England. Simon Khan of England and Ireland's Peter Lawrie were at the head of the field with 8-under-par totals of 132.
A total of 14 qualifying spots were up for grabs on Monday in England. John Bickerton, Robert Coles, Simon Dyson, Marcus Fraser, Andrew Oldcorn, Peter Baker, Alastair Forsyth, Patrik Sjoland, Andrew Butterfield and Robert Rock also qualified.
Kenneth Ferrie claimed the final qualifying spot for the 2005 British Open on Tuesday morning, winning a five- man playoff.
Ferrie finished tied with David Geall, Henrik Stenson, Jean-Francois Lucquin and Tom Whitehouse for the 14th and final available spot in the qualifier on Monday, but darkness halted play. The group was forced to come back to the course Tuesday morning to decide the winner.
Ferrie finished tied for 44th in last year's British Open at Royal Troon. He has one career victory on the European Tour, claiming the 2003 Canarias Open de Espana.
American Tom Pernice Jr. and Geoff Ogilvy of Australia led the way with aggregate scores of 10-under-par 134 in qualifying at the Canoe Brook Country Club in Summit, NJ, where a total of 14 more qualifying spots were available.
Duffy Waldorf, Germany's Alex Cejka, Joe Durant, Steve Gutschewski and Jason Allred finished at 135. Tom Byrum shot a pair of 68s.
Bo Van Pelt, Daniel Chopra of Sweden, Scott Hend and Robert Allenby of Australia also qualified with scores of 137.
There were seven golfers in a playoff for the final two spots, and those qualifiers went to Sweden's Wilhelm Schauman and American Richard Barcelo. Corey Pavin, the 1995 U.S. Open winner, lost out in the playoff.
Tom Kite, Lee Janzen, Steve Elkington, Bob Tway, Mark Brooks and Bernhard Langer also failed to qualify.
The British Open will be held on the Old Course at St. Andrews from July 14-17.