Records courtsey of Trap and Field. They maintain the official trapshooting records.

Mike Fisher has turned the trick twice, The second time, in 1990, he actually ran 400x400, as he broke 200 straight doubles targets.
Charles Long broke 300x300 twice, both times in 1990 At Spanish Fork, Utah.
Kay Ohye also broke 300x300 twice, both times at the Silver Dollar in Odessa, Florida. The first time in 1999 and the second time in 2005.

Perfect Day, 300x300

Name Date Location Singles Handicap Doubles
Terry Bilbey May, 1977 Kern County Gun Club, Bakersfield, CA 100x100 100x100 100x100
Tom Strunk September, 1985 Redlands (CA) T&SR 100x100 100x100 100x100
Mike Fisher July, 1987 Metropolitan GC, Alvin, TX (Southwestern Zone) 100x100 100x100 100x100
Ray Stafford June, 1988 Mile-Hi SP, Lafayette, CO (State Shoot) 100x100 100x100 100x100
Charles Long June, 1990 Spanish Fork (UT) (State Shoot) 100x100 100x100 100x100
Charles Long July, 1990 Spanish Fork (UT) (Western Zone)) 100x100 100x100 100x100
Larry Bumsted August, 1990 ATA Homegrounds, Vandalia, OH  (GAH) 100x100 100x100 100x100
Mike Fisher*** September, 1990 Roadrunner TC, Alamogordo, NM 100x100 100x100 200x100
Marvin Sims May, 1993 Spokane GC, Greenacres, WA 100x100 100x100 100x100
Ron Alcoriza August, 1993 ATA Homegrounds, Vandalia, OH  (GAH) 100x100 100x100 100x100
Chuck Redding July, 1994 Coon Creek T&S, Lincoln, CA (Western Zone) 100x100 100x100 100x100
Jerry Phillips February, 1995 Silver Dollar, Odessa, FL 100x100 100x100 100x100
Phil Kiner July, 1997 Laramie, (WY), TC 100x100 100x100 100x100
Kay Ohye February, 1999 Silver Dollar, Odessa, FL (Chain Shoot) 100x100 100x100 100x100
Bill Stuve July, 2003 Stockdale GC, Ackley, IA 100x100 100x100 100x100
Steve Johnson July, 2004 Janesville (WI) CC 100x100 100x100 100x100
Kay Ohye January, 2005 Silver Dollar, Odessa, FL (Dixie Grand) 100x100 100x100 100x100
Leon Harrison III January, 2005 Silver Dollar, Odessa, FL (Dixie Grand) 100x100 100x100 100x100
Brent Epperson June, 2006 Spanish Fork (UT) GC (State Shoot) 100x100 100x100 100x100
Mike Stears July, 2006 Spanish Fork (UT) GC (Western Zone) 100x100 100x100 100x100
Ronald Watson September, 2006 Kansas City PSP, Smithville, MO 100x100 100x100 100x100
Mike Herman May, 2007 Pikes Peak GC, Colorado Springs, CO 100x100 100x100 100x100