William Maclay | |
|---|---|
 | |
| Member of the U.S. House of Representatives from New York | |
| In office March 4, 1843 – March 3, 1849 | |
| Preceded by | Aaron Wood |
| Succeeded by | Walter Underhill |
| Constituency | 4th district |
| In office March 4, 1857 – March 3, 1861 | |
| Preceded by | Thomas R. Whitney |
| Succeeded by | William Wall |
| Constituency | 5th district |
| Personal details | |
| Born | March 20, 1812 New York City, US |
| Died | February 19, 1882 (aged 69) New York City, US |
| Resting place | Green-Wood Cemetery |
William Brown Maclay (March 20, 1812 – February 19, 1882) was an American newspaperman, lawyer, and politician who served five terms as a United States representative from New York from 1843 to 1849, and from 1857 to 1861.