This is a complete list of United States senators during the 7th United States Congress listed by seniority from March 4, 1801, to March 3, 1803.
The order of service is based on the commencement of the senator's first term, with senators entering service the same day ranked alphabetically. [1]
The two main parties in the 7th Congress were the Federalists (F), and Democratic Republicans (DR).
| Class | Terms of service of senators that expired in years |
|---|---|
| Class 2 | Terms of service of senators that expired in 1803 (DE, GA, KY, MA, NC, NH, NJ, RI, SC, TN, and VA.) [2] |
| Class 3 | Terms of service of senators that expired in 1805 (CT, DE, MD, NH, NJ, NY, OH, PA, RI, SC, and VT.) [3] |
| Class 1 | Terms of service of senators that expired in 1807 (CT, GA, IN, KY, LA, MA, MD, NC, NY, OH, PA, TN, VA, and VT.) [4] |
| Rank | Historical rank | Senator (party-state) | Seniority date |
|---|---|---|---|
| 1 | 26 | Theodore Foster (F-RI) | June 7, 1790 |
| 2 | 36 | John Brown (DR-KY) | June 18, 1792 |
| 3 | 43 | Samuel Livermore (F-NH) [5] | March 4, 1793 |
| 4 | 47 | James Ross (F-PA) | April 24, 1794 |
| 5 | 48 | Stevens Thomson Mason (DR-VA) | November 18, 1794 |
| 6 | 54 | Elijah Paine (F-VT) [6] | March 4, 1795 |
| 7 | 63 | Uriah Tracy (F-CT) | October 13, 1796 |
| 8 | 67 | John Eager Howard (F-MD) | November 21, 1796 |
| 9 | 68 | James Hillhouse (F-CT) | December 6, 1796 |
| 10 | 70 | Joseph Inslee Anderson (DR-TN) | September 26, 1797 |
| 11 | 72 | Nathaniel Chipman (F-VT) | October 17, 1797 |
| 12 | 73 | Ray Greene (F-RI) [7] | November 13, 1797 |
| 13 | 81 | Charles Pinckney (DR-SC) [8] | December 6, 1798 |
| 14 | 82 | William Hill Wells (F-DE) | January 17, 1799 |
| 15 | 62 | William Cocke (DR-TN) | |
| 16 | 83 | Abraham Baldwin (DR-GA) | March 4, 1799 |
| 17 | 84 | Jonathan Dayton (F-NJ) | |
| 18 | 86 | Jesse Franklin (DR-NC) | |
| 19 | 88 | Wilson Cary Nicholas (DR-VA) | December 5, 1799 |
| 20 | 89 | Gouverneur Morris (F-NY) | April 3, 1800 |
| 21 | 90 | Dwight Foster (F-MA) [9] | June 6, 1800 |
| 22 | 91 | John Armstrong Jr. (DR-NY) [10] | November 6, 1800 |
| 23 | 92 | Jonathan Mason (F-MA) | November 14, 1800 |
| 24 | 93 | William Hindman (F-MD) [11] | December 12, 1800 |
| 25 | 94 | Aaron Ogden (F-NJ) | February 28, 1801 |
| 26 | 95 | Samuel White (F-DE) | |
| 27 | 96 | John Breckinridge (DR-KY) | March 4, 1801 |
| 28 | 97 | John E. Colhoun (DR-SC) [12] | |
| 29 | 42 | James Jackson (DR-GA) | |
| 30 | 98 | Peter Muhlenberg (DR-PA) [13] | |
| 31 | 99 | James Sheafe (F-NH) [14] | |
| 32 | 100 | David Stone (DR-NC) | |
| 33 | 101 | Christopher Ellery (DR-RI) | May 6, 1801 |
| 34 | 102 | Simeon Olcott (F-NH) | June 17, 1801 |
| 35 | 103 | George Logan (DR-PA) | July 13, 1801 |
| 36 | 34 | Stephen Row Bradley (DR-VT) | October 15, 1801 |
| 37 | 104 | Robert Wright (DR-MD) | November 19, 1801 |
| 38 | 105 | Thomas Sumter (DR-SC) | December 15, 1801 |
| 39 | 106 | De Witt Clinton (DR-NY) | February 9, 1802 |
| 40 | 107 | William Plumer (F-NH) | June 17, 1802 |
| 41 | 2 | Pierce Butler (DR-SC) | November 4, 1802 |