| Surname | Data | Member # |
| TABOR | Dartmouth, Bristol Co., MA; NY | S591 |
| TAFFET | Austria - Hungary; Poland; Kings County, NY | T154 |
| TALBOT | Ireland; MA; Onondaga Co., NY | W224 |
| TANNER | Oswego Co., NY | B551 |
| TARBLE | Town Lisle, Broome Co., NY; Cortland Co., NY | D224 |
| TAYLOR | Onondaga & Cortland Co., NY | H389 |
| TAYLOR | New England; Wayne Co., NY; MI | S225 |
| TAYLOR | Jefferson Co., NY | W405 |
| TAYLOR | Cayuga, Saratoga & Wayne Co., NY | B474 |
| TAYLOR | Lewis, St. Lawrence & Otsego Co., NY; RI | C325 |
| TAYLOR | Columbia Co., NY; Canajoharie, NY; Tioga Co., NY | G229 |
| TEACHOUT | Wayne, Saratoga & Cayuga Co., NY | B474 |
| TEED | NY | M456 |
| TEFFT | Washington Co., NY; RI | C464 |
| THARP | Seneca & Yates Co., NY | S225 |
| THEW | Peru, Clinton Co., NY; WI | G275 |
| THOMAS | Syracuse, Onondaga Co., NY | H389 |
| THOMSON | CT; Otsego & Herkimer Co., NY | T159 |
| THORP | CT; Herkimer Co. & Oswego Co., NY | B462 |
| TIDD | NY | M456 |
| TIDD | MA; VT; NY | M456 |
| TITUS | Jefferson & Delaware Co., NY | F205 |
| TOBIAS | Cayuga Co., NY | W352 |
| TOBIN | Seneca & Wayne Co., NY | C334 |
| TOPPING | Chemung Co., NY | W405 |
| TOWN (E) | Onondaga Co., NY | H294 |
| TRACY | Jefferson & Franklin Co., NY; VT | C325 |
| TRACY | Albany Co., NY; CT | P245 |
| TRACY | Cleveland, NY | T170 |
| TRAFTON | New England | H416 |
| TRAINER | Hadley, MA; Verona, Oneida Co., NY | E031 |
| TRAVIS | Syracuse, Onondaga Co., NY | S539 |
| TRIM | Saratoga, NY | J069 |
| TUBBS | Washington & Jefferson Co., NY | T162 |
| TUCKER | Sheffield, MA, Otsego & Chenango Co., NY | B512 |
| TUCKER | Queensbury, NY; Erie Co., NY | D205 |
| TUTTLE | Oswego & Onondaga Co., NY | H294 |
| TWINING | England; Eastham, Barnstable Co., MA; Boyleston, Oswego Co., NY; Lisle, Broome Co., NY; Cortland, Cortland Co., NY | S534 |
| TWOGOOD | Madison Co., NY | G252 |
| UDELL | Albany & Syracuse, NY | R270 |
| ULSHOEFFER | Cortland, NY | F206 |
| VAIL | MA; Sussex & Duchess Co., NY | S534 |
| VALDER | Holland; Ontario Co., NY | S559 |
| VAN ANTWERP | Kirkville & Schenectady, NY | J069 |
| VAN AS | Monroe Co., NY | E108 |
| VAN DENBURGH | Lafayette, Onondaga Co., NY | T164 |
| VAN METER | Albany Bush, Fulton Co., NY | L229 |
| VAN SIES | Montgomery & Schoharie Co., NY | E102 |
| VANATTEN | Herkimer & Schenectady Co., NY | E103 |
| VANAUKEN / VANAKEN | Cayuga & Orange & Ulster Co., NY | R192 |
| VANBENSCHOTEN | Columbia & Ontario Co., NY | R136 |
| VANDER WERKER | Cherry Valley & Roseboom, NY | B227 |
| VANDEWALKER | Jefferson & Saratoga Co., NY | D146 |
| VANDYNE | Ontario & Monroe Co., NY | L226 |
| VANNESS | Cortland Co., NY; Wolfe Island, Frontenac Co., Ontario Canada | M488 |
| VANOVER | Syracuse & Owego, NY; Sayre, PA | D257 |
| VANPATTEN | Onondaga Co., NY | M481 |
| VANSCOYK | Onondaga, Cayuga & Ulster Co., NY | W382 |
| VANWORMER | Tully, NY; MA | D092 |
| VARY | Rensselaer Co., NY | Y030 |
| VINE | Essex & Cattaraugus Co., NY | L159 |
| VOGEL | Bavaria; Syracuse, NY | S531 |
| VOLLECK | Rome, NY; near Canadian border | T170 |
| VON KOLL | Rhineland-Palatinate (Kirchberg), Germany (Borussia) | L229 |
| WACKFORD | Oxford, Chenango Co., NY | B569 |
| WADE | Guilford & Lisle, NY | H373 |
| WAITE | Utica, NY | B260 |
| WALKER | Niagara, Washington, Genesee, & Ontario Co., NY; Vermont | A166 |
| WALLING | RI; NY | C435 |
| WALLIS / WALLACE | Fabius, Onondaga Co., NY; Solon & McGraw, Cortland Co., NY | H389 |
| WALLISER | Syracuse, NY | W373 |
| WARBY | Woolwich Parish, County Kent, England | T164 |
| WARD | England; Cayuga Co., NY | W352 |
| WARING | Seneca & Tompkins Co., NY; Walton, Delaware Co., NY | R265 |
| WARNER | Broome Co., NY | M508 |
| WARNER | Ontario, Canada | H313 |
| WARREN | NY | F201 |
| WARREN | NJ | S591 |
| WASHBURN | NY | B559 |
| WASHBURN | Greene, Chenango Co., NY | F206 |
| WATSON | Perrysburg, Cattaraugus Co., NY | B548 |
| WEAVER | England; Herkimer Co., NY; Town Worth, Jefferson Co., NY | W373 |
| WEBB | Oneida & Chenango Co., NY | E081 |
| WEEKS | Onondaga Co., NY; England | H416 |
| WEIST | Buffalo, Erie Co., NY; Germany | L229 |
| WELLLINGTON | Southern tier of NY | C459 |
| WELLS | Chenango, Schoharie & Cortland Co., NY | A173 |
| WELLS | Schenectady, NY; Truxton, Cortland Co., NY | C193 |
| WELLS | Oswego, NY; Chicago, IL | D092 |
| WEMPLE | Johnstown, Fulton Co., NY | L229 |
| WENTWORTH | Sussex & Westchester Co., NY | S534 |
| WHEATON | Utica & Poland, NY | B260 |
| WHEELER | Oswego Co., NY | B551 |
| WHEELER | Utica, Oneida Co.; Bath, NY | H313 |
| WHEELOCK | Fabius, NY | M318 |
| WHIPPLE | Otsego Co., NY; RI; MI; PA | M340 |
| WHITAKER | Broome Co., NY; NH; MA | R275 |
| WHITBECK, William | Canajoharie, NY | W218 |
| WHITE | Genesee Co., NY; Northern Ireland | B510 |
| WHITE | Vienna, & Oneida, NY; Harmony Rock, WI, Dane Co, WI | G275 |
| WHITE | Rome, Oneida Co., NY | J069 |
| WHITE | NY | R139 |
| WHITE | Livingston Co., NY | R139 |
| WHITE | Onondaga Hill, NY | W224 |
| WHITE, Jennie | Lincklaen, Chenango Co., NY | T159 |
| WHITMAN | NY | A083 |
| WICKWIRE | Otsego County, NY | N106 |
| WILBER | Town Granby or Hannibal, Oswego Co., NY | K137 |
| WILCOX / WILLIAMS | Baldwinsville, Onondaga Co., NY | D256 |
| WILES | Cortland Co., NY | M481 |
| WILKIE | Oneida & Jefferson Co., NY | K197 |
| WILKINS | Stockton, Chautauqua Co., NY | S357 |
| WILL | Germany; Albany & Franklin Co., NY | W395 |
| WILLIAM | CT; VanBuren, Oran & Manlius, Onondaga Co., NY | D256 |
| WILLIAMS | Coventry & Kent RI; Van Buren and Pompey, Onondaga Co., NY | D256 |
| WILLIAMS | Jefferson & Madison Co., NY | H203 |
| WILLIAMS | Cortland Co., NY | M481 |
| WILLIAMS | Albany Co, NY; CT | P245 |
| WILLIAMS | Cortland & Onondaga Co., NY | R265 |
| WILLIAMS | Oswego & Madison Co., NY | S394 |
| WILLIAMS | Syracuse, NY | S569 |
| WILLIAMS | Onondaga Co., NY | W406 |
| WILLIAMS | Montgomery & Livingston Co., NY | E102 |
| WILLIAMS | Verona, Oneida Co., NY; Washington Co., RI | W351 |
| WILLIAMSON | NJ; Town Fayette, Seneca Co., NY | S225 |
| WILSON | Jefferson & Herkimer Co., NY | M499 |
| WILSON | Montgomery &/or Herkimer Co., NY | R192 |
| WING | Mexico, Oswego Co., NY | K143 |
| WINN | Green, Madison & Chenango Co., NY | E081 |
| WINNE | NY | H341 |
| WINNE | Cherry Valley, NY; Schoharie Co., NY; Albany Co., NY | B227 |
| WITZEL | Buffalo, Erie Co., NY; Hessen (Grosserzog) & Muenster, Kreis Dieburg, Darmstat, Germany | L229 |
| WOLFE | Madison & Otsego Co., NY; Verona, Oneida Co., NY | E031 |
| WOOD | Onondaga Co., NY | P270 |
| WOODWARD | St. Lawrence Co., NY | W351 |
| WOOLDRIDGE | Dutchess & Chenango Co., NY | E081 |
| WOOLSEY | Long Island & Southern Tier, NY | P245 |
| WOOSTER | Columbia, Chenango & Onondaga Co., NY | W352 |
| WORTMAN | NJ; Tompkins Co., NY | K192 |
| WRIGHT | Upper Lisle, Broome Co., NY | B512 |
| WRIGHT | Saratoga, Washington, Rensselaer, Tioga & Westchester Co., NY | H245 |
| WRIGHT | Dutchess & Saratoga Co., NY | H262 |
| WRIGHT | Gloversville, NY | S600 |
| WRIGHT | Danby, NY; Essex Co., NY; Wethersfield, CT | M318 |
| WRIGHT | Coventry, Chenango Co., NY | B569 |
| WYANT | Cayuga Co., NY | E107 |
| WYBRON | Fulton, Granby and Oswego Co., NY | W417 |
| YACHICK | Troy, NY | P195 |
| YARINGONT / YARRINGTON | Broome Co., NY; Luzerne Co., PA | R275 |
| YOUKER | Montgomery & Fulton Co., NY | H335 |
| YOUNG | Ontario, Canada | Y030 |
| ZELLER (var) | Minden, NY | K154 |