Senior PGA Championship Records
| Lowest First-Round Score by Winner: | |||||
| Score | Name | Year | |||
|---|---|---|---|---|---|
| 66 | Harry Schwab | 1953 | |||
| 66 | Sam Snead | 1973 | |||
| 66 | Jack Nicklaus | 1991 | |||
| 66 | Hale Irwin | 1996 | |||
| 67 | Hale Irwin | 2004 | |||
| 67 | Peter Thomson | 1984 | |||
| 67 | Sam Snead | 1964 | |||
| 67 | Gene Sarazen | 1954 | |||
| 67 | Paul Runyan | 1961 | |||
| 67 | Herman Barron | 1963 | |||
