Here are the lowest stroke totals for back-to-back rounds on the PGA Tour:
122
- Troy Matteson (61-61), Rounds 2-3, 2009 Frys.com Open
123
- Steve Stricker (61-62), Rounds 3-4, 2009 Bob Hope Classic
124
- Mark Calcavecchia (60-64), Rounds 2-3, 2001 Phoenix Open
- Pat Perez (61-63), Rounds 1-2, 2009 Bob Hope Classic
125
- Gay Brewer (64-61), Rounds 2-3, 1967 Pensacola Open
- Ron Streck (63-62), Rounds 3-4, 1978 Texas Open
- Blaine McCallister (62-63), Rounds 2-3, 1988 Hardee's Golf Classic
- John Cook (62-63), Rounds 2-3, 1996 FedEx St. Jude Classic
- John Cook (62-63), Rounds 4-5, 1997 Bob Hope Chrysler Classic
- Tiger Woods (64-61), Rounds 1-2, 2000 World Golf Championships-NEC Invitational
- Mark Calcavecchia (65-60), Rounds 1-2, 2001 Phoenix Open
- Tom Lehman (63-62), Rounds 1-2, 2001 Invensys Classic at Las Vegas
- Tim Herron (64-61), Rounds 2-3, 2003 Bob Hope Chrysler Classic
- Kenny Perry (64-61), Rounds 2-3, 2003 Bank of America Colonial
- Tommy Armour III (64-61), Rounds 2-3, 2003 Valero Texas Open
- Corey Pavin (61-64), Rounds 1-2, 2006 U.S. Bank Championship in Milwaukee
