| Guerdon Whiteley | |
| Position: | Outfielder |
| Bats: | Unknown |
| Throws: | Unknown |
| Birth Date: | October 5, 1859 |
| Birth Place: | Hopkinton, Rhode Island |
| Death Place: | Cranston, Rhode Island |
| Debutleague: | MLB |
| Debutdate: | August 7 |
| Debutyear: | 1884 |
| Debutteam: | Cleveland Blues |
| Finalleague: | MLB |
| Finaldate: | July 15 |
| Finalyear: | 1885 |
| Finalteam: | Boston Beaneaters |
| Statleague: | MLB |
| Stat1label: | Games played |
| Stat1value: | 41 |
| Stat2label: | At bats |
| Stat2value: | 169 |
| Stat3label: | Hits |
| Stat3value: | 30 |
| Teams: |
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Guerdon W. Whiteley (October 5, 1859 – November 23, 1925) was a Major League Baseball outfielder who played for two seasons. He played for the Cleveland Blues in eight games during the 1884 Cleveland Blues season and for the Boston Beaneaters for 33 games during the 1885 Boston Beaneaters season. He continued to play in the minor league until 1892.