| Member | Party | Years | Congress | Electoral history | District location |
| Silas Wood(Huntington) | Federalist | March 4, 1823 –March 3, 1829 | 18th19th20th | Re-elected in 1822.Re-elected in 1824.Re-elected in 1826.Lost re-election. | 1823–1833Queens and Suffolk counties. |
| Anti-Jacksonian |
| James Lent(Newtown) | Jacksonian | March 4, 1829 –February 22, 1833 | 21st22nd | Elected in 1828.Re-elected in 1830.Died. |
| Vacant | February 22, 1833 –March 3, 1833 | 22nd |
| Abel Huntington(East Hampton) | Jacksonian | March 4, 1833 –March 3, 1837 | 23rd24th | Elected in 1832.Re-elected in 1834.Lost re-election. | 1833–1843[data missing] |
| Thomas B. Jackson(Newtown) | Democratic | March 4, 1837 –March 3, 1841 | 25th26th | Elected in 1836.Re-elected in 1838.Retired. |
| Charles A. Floyd(Commack) | Democratic | March 4, 1841 –March 3, 1843 | 27th | Elected in 1840.[data missing] |
| Selah B. Strong(Setauket) | Democratic | March 4, 1843 –March 3, 1845 | 28th | Elected in 1842.Retired. | 1843–1853[data missing] |
| John W. Lawrence(Flushing) | Democratic | March 4, 1845 –March 3, 1847 | 29th | Elected in 1844.Retired. |
| Frederick W. Lord(Greenport) | Democratic | March 4, 1847 –March 3, 1849 | 30th | Elected in 1846.[data missing] |
| John Alsop King(Jamaica) | Whig | March 4, 1849 –March 3, 1851 | 31st | Elected in 1848.[data missing] |
| John G. Floyd(Mastic ) | Democratic | March 4, 1851 –March 3, 1853 | 32nd | Elected in 1850.[data missing] |
| James Maurice(Maspeth) | Democratic | March 4, 1853 –March 3, 1855 | 33rd | Elected in 1852.Retired. | 1853–1863[data missing] |
| William Valk(Flushing) | Know Nothing | March 4, 1855 –March 3, 1857 | 34th | Elected in 1854.Lost re-election. |
| John A. Searing(Hempstead Branch) | Democratic | March 4, 1857 –March 3, 1859 | 35th | Elected in 1856.Retired. |
| Luther C. Carter(Flushing) | Republican | March 4, 1859 –March 3, 1861 | 36th | Elected in 1858.Lost re-election. |
| Edward H. Smith(Smithtown) | Democratic | March 4, 1861 –March 3, 1863 | 37th | Elected in 1860.Retired. |
| Henry G. Stebbins(New Brighton) | Democratic | March 4, 1863 –October 24, 1864 | 38th | Elected in 1862.Resigned. | 1863–1873[data missing] |
| Vacant | October 24, 1864 –December 5, 1864 |
| Dwight Townsend(Clifton) | Democratic | December 5, 1864 –March 3, 1865 | Elected to finish Stebbins's term.[data missing] |
| Stephen Taber(Roslyn) | Democratic | March 4, 1865 –March 3, 1869 | 39th40th | Elected in 1864.Re-elected in 1866.[data missing] |
| Henry A. Reeves(Greenport) | Democratic | March 4, 1869 –March 3, 1871 | 41st | Elected in 1868.[data missing] |
| Dwight Townsend(Stapleton) | Democratic | March 4, 1871 –March 3, 1873 | 42nd | Elected in 1870.[data missing] |
| Henry J. Scudder(New York) | Republican | March 4, 1873 –March 3, 1875 | 43rd | Elected in 1872.Retired. | 1873–1885[data missing] |
| Henry B. Metcalfe(Westfield) | Democratic | March 4, 1875 –March 3, 1877 | 44th | Elected in 1874.[data missing] |
| James W. Covert(Flushing) | Democratic | March 4, 1877 –March 3, 1881 | 45th46th | Elected in 1876.Re-elected in 1878.[data missing] |
| Perry Belmont(Babylon) | Democratic | March 4, 1881 –December 1, 1888 | 47th48th49th50th | Elected in 1880.Re-elected in 1882.Re-elected in 1884.Re-elected in 1886.Resigned to become U.S. Minister to Spain. |
| 1885–1893Queens County, Richmond County, and Suffolk County |
| Vacant | December 1, 1888 –March 3, 1889 | 50th |
| James W. Covert(Long Island City) | Democratic | March 4, 1889 –March 3, 1895 | 51st52nd53rd | Elected in 1888.Re-elected in 1890.Re-elected in 1892.[data missing] |
| 1893–1903Queens County and Suffolk County |
| Richard C. McCormick(Jamaica) | Republican | March 4, 1895 –March 3, 1897 | 54th | Elected in 1894.Retired. |
| Joseph M. Belford(Riverhead) | Republican | March 4, 1897 –March 3, 1899 | 55th | Elected in 1896.Retired. |
| Townsend Scudder(Oyster Bay) | Democratic | March 4, 1899 –March 3, 1901 | 56th | Elected in 1898.Retired. |
| Frederic Storm(Queens) | Republican | March 4, 1901 –March 3, 1903 | 57th | Elected in 1900.Lost re-election. |
| Townsend Scudder(Glen Head) | Democratic | March 4, 1903 –March 3, 1905 | 58th | Elected in 1902.Retired. | 1903–1913Queens County (partial), Suffolk County, and Nassau County |
| William W. Cocks(Westbury) | Republican | March 4, 1905 –March 3, 1911 | 59th60th61st | Elected in 1904.Re-elected in 1906.Re-elected in 1908.Lost re-election. |
| Martin W. Littleton(Port Washington) | Democratic | March 4, 1911 –March 3, 1913 | 62nd | Elected in 1910.Retired. |
| Lathrop Brown(St. James) | Democratic | March 4, 1913 –March 3, 1915 | 63rd | Elected in 1912.Lost re-election. | 1913–1933[data missing] |
| Vacant | March 4, 1915 –January 4, 1916 | 64th | The 1914 election, which was decided by only 10 votes, was tied up in the courts until December 1915. |
| Frederick C. Hicks(Port Washington) | Republican | January 4, 1916 –March 3, 1923 | 64th65th66th67th | Elected in 1914.Re-elected in 1916.Re-elected in 1918.Re-elected in 1920.Retired. |
| Robert L. Bacon(Old Westbury) | Republican | March 4, 1923 –September 12, 1938 | 68th69th70th71st72nd73rd74th75th | Elected in 1922.Re-elected in 1924.Re-elected in 1926.Re-elected in 1928.Re-elected in 1930.Re-elected in 1932.Re-elected in 1934.Re-elected in 1936.Died. |
| 1933–1943[data missing] |
| Vacant | September 12, 1938 –January 3, 1939 | 75th |
| Leonard W. Hall(Oyster Bay) | Republican | January 3, 1939 –January 3, 1945 | 76th77th78th | Elected in 1938.Re-elected in 1940.Re-elected in 1942.Redistricted to the 2nd congressional district. |
| 1943–1953[data missing] |
| Edgar A. Sharp(Patchogue) | Republican | January 3, 1945 –January 3, 1947 | 79th | Elected in 1944.Retired. |
| W. Kingsland Macy(Islip) | Republican | January 3, 1947 –January 3, 1951 | 80th81st | Elected in 1946.Re-elected in 1948.Lost re-election. |
| Ernest Greenwood(Bay Shore) | Democratic | January 3, 1951 –January 3, 1953 | 82nd | Elected in 1950.Lost re-election. |