| Surname | Data | Member # |
| HAENDLER | Germany; Auburn, Cayuga Co., NY; Syracuse, Onondaga Co., NY | W373 |
| HAHN | Germany; Town Solvay, NY; Onondaga Co., NY | R213 |
| HAIGHT | Dutchess Co., NY | G252 |
| HALE | Lowville, Lewis Co., NY; Victory, Cayuga Co., NY | K158 |
| HALL | Syracuse, Onondaga Co., NY; England | D257 |
| HALL | Onondaga & Madison Co., NY | F195 |
| HALLIGAN | Madison Co., NY; Co. Mayo, Ireland | B574 |
| HAMMOND | Washington Co., NY; Town of Galen, Wayne Co., NY | K158 |
| HAND | Delaware & Otsego Co., NY | N106 |
| HAPEMAN | Wayne Co., NY | W395 |
| HARENS | Chenango Co., NY | B569 |
| HARPER | IL; NY | G229 |
| HARPER | Queens Co., NY; Worchester Co., MA | H412 |
| HARRIS | Cayuga Co., NY; PA; | E107 |
| HARRIS | Town Granby or Hannibal, Oswego Co., NY | K137 |
| HARRIS | Deal, Kent, England; Providence Colony, RI; Smithfield, Providence Co., RI; Clinton, Dutchess Co., NY | S534 |
| HARRIS | MA; CT; NY | S597 |
| HARRIS | England; Syracuse, NY | W336 |
| HART | NJ; McClean, Tompkins Co., NY | C193 |
| HARVEY | Syracuse & Pompey, Onondaga Co., NY | W373 |
| HASHINSKY | Lokhvitza & Poltava, Ukraine; Kings Co., NY | T154 |
| HASTINGS | Mount Morris & Homer, NY | H432 |
| HATFIELD | England; Leyden, Holland; New Amsterdam, NY; White Plains & Eastchester, Westchester Co., NY; Clinton, Dutchess Co., NY | S534 |
| HAWKINS | Tioga, Delaware, Tompkins, Chemung, Broome, Schoharie, Ulster, Onondaga, Genesee, Chenango, Green Monroe, Otsego & Ontario Co., NY | B175 |
| HAWKS / HAWKES | Herkimer Co. & Otsego Co., NY; MA | C464 |
| HAWLEY / HOLLEY | Tompkins Co., NY (1800's) | B563 |
| HAYDEN | Syracuse &Owego, NY; Sayre, PA | D257 |
| HEATH | Herkimer Co., NY | H416 |
| HECKMAN | Bucks, Lehigh & Northampton Co., PA; Fayette & Waterloo, Seneca Co., NY | T153 |
| HEIN | Rome, NY | T170 |
| HEPP | Erie Co., NY; Germany | M505 |
| HEPP | Oswego & Onondaga Co., NY | C409 |
| HEPPELL | France; Quebec, Canada; Oswego Co., NY | J135 |
| HEROD / HARWOOD | Ballston Spa, Port Byron & Waterloo, NY | H394 |
| HERRICK | Salem, MA; Columbia & Otsego Co., NY | C384 |
| HERRING | Germany; Syracuse, NY | S541 |
| HERRON | Cayuga Co., NY; Van Buren Co., MI | J121 |
| HEWITT | Petersburg, Rensselaer Co., NY; Allegany & Livingston Co., NY | B431 |
| HICKMAN / HIGMAN | Lewis & Jefferson Co., NY | C325 |
| HICKS | MA; NH; Cortland & Tioga Co., NY | S534 |
| HIERSEMANN | Germany; Hoboken, NJ; Narrowsburg, NY | C415 |
| HIGGINS | Oswego, NY | E111 |
| HIGGINS | Deansboro, NY; Oneida Co., NY | H394 |
| HIGGINS | Pompey, Onondaga Co., NY; Ireland | S616 |
| HIGLEY | Ballston Spa & Port Byron, NY | H394 |
| HILKERT | PA; Town Fayette & Waterloo, Seneca Co., NY | S225 |
| HILL | Tioga, Delaware, Tompkins, Chemung, Broome, Schoharie, Ulster, Onondaga, Genesee, Chenango, Green Monroe, Otsego & Ontario Co., NY | B175 |
| HILL | Oneida & Jefferson Co., NY | B548 |
| HILL | Onondaga, Cortland & Genesee Co., NY | H389 |
| HILLICK | Tompkins & Oswego Co., NY | H203 |
| HILLS | Washington Co., NY | M508 |
| HINES | Wayne & Onondaga Co., NY; MA | S178 |
| HITCHCOCK | Washington Co., NY | W362 |
| HOAR | Austria; Little Falls, Herkimer Co., NY; Phoenix, Schroppel Co., NY | D256 |
| HOAR | Fayetteville, Pompey & Manlius, Onondaga Co., NY; Cortland Co., NY | H389 |
| HOAR/HOOR/HORR | Little Falls, Herkimer Co; Phoenix & Schroppel, Oswego Co., NY | D256 |
| HOBART | Fayetteville, Pompey & Manlius, Onondaga Co., NY; Cortland Co., NY | H389 |
| HOFFMANN | Queens, NY | D224 |
| HOLSTEAD | Cayuga Co., NY | G100 |
| HOLZ | Liverpool, NY; Germany | F218 |
| HOMLEVSKY (HUMMEL) | Poltava, Ukraine; Kings Co., NY | T154 |
| HOPKINS | Rutland, VT; Town of Galen, Wayne Co., NY | K158 |
| HORNING | NY | G252 |
| HOSLEY | Broome Co., NY; NE | F201 |
| HOTALING | Greene Co., NY; Valatie, Columbia Co., NY | W297 |
| HOWARD | Schoharie & Cattaraugus Co., NY | H398 |
| HOWARD | Madison, Oneida & Oswego Co., NY | T163 |
| HOWELL | Wayne & Orange Co., NY | S178 |
| HUBBELL | Syracuse & Albany, NY; Fairfield Co., CT | R270 |
| HUCKABONE | Herkimer Co., NY; Russia, NY | M505 |
| HUGG | N. Spencer, Tioga Co., NY; Canaan, CT | M318 |
| HUGGAR / HUGGER | Boysen Bay, Oswego Co, NY; Onondaga Co., NY | W429 |
| HUGHES | Rome, NY; PA | B574 |
| HUMMEL (HOMLEVSKY) | Poltava, Ukraine; Kings Co., NY | T154 |
| HUMPHREYS | N. Wales; VT; Washington, Oneida, & Onondaga Co., NY | G257 |
| HUNT | Fulton, Herkimer & Cayuga Co., NY | H335 |
| HUNT | Gowanda & Pittstown, NY | M318 |
| HUNT | Dutchess Co., NY | Y030 |
| HURD, Adeline | N. Fenton, Broome Co., NY | T159 |
| HUSTED | Oneida and Herkimer Co., NY | H394 |
| HYDE | Broome Co., NY | F201 |
| HYLAND (HILAND) | Onondaga Co., NY | M510 |
| INGALLS | Jefferson & Cayuga Co., NY | R-286 |
| INGLES | Otsego Co., NY | E081 |
| JAMES | Oswego & Washington, NY; RI | C464 |
| JAYCOX | Dutchess Co., NY | H398 |
| JENNINGS | Ireland: Little Falls, NY | J127 |
| JENNINGS | Town Lisle, Broome Co., NY; Cortland Co., NY | D224 |
| JENSEN | Oswego Co. & Kings Co., NY; Denmark | C464 |
| JENSEN | Greene, Chenango Co., NY | B512 |
| JERRAM | Derbyshire, England; Otsego Co., NY; Chemung Co., NY | J042 |
| JOHNSON | VT; Otsego & Chenango Co., NY | C435 |
| JOHNSON | Delaware Co., NY | F205 |
| JONES | Livingston & Allegany Co., NY (N. Halso) | B431 |
| JONES | Attica, Wyoming Co., NY | J069 |
| JONES | Washington Co., NY | M508 |
| JONES | Anglesey, Wales; Utica, NY | B405 |
| JORDAN | Town Friendship & Wirt, Allegany Co., NY | S508 |
| KAISER | Syracuse, Onondaga Co., NY; Buffalo, NY | F223 |
| KANE | Herkimer & Montgomery Co., NY | H431 |
| KANE | Plattsburgh, NY | H431 |
| KASSEL | Germany; Syracuse, NY | W336 |
| KASSON | NY | B474 |
| KAUFMAN / CUFFMAN | Belfast, Allegany Co., NY; Dryden, Tompkins Co., NY | B545 |
| KELLY / KELLEY | Chautauqua Co., NY | S357 |
| KELSEY | Onondaga & Oneida Co., NY; CT | W382 |
| KENNEDY (var) | NY; VT; IL | G229 |
| KENYON | Niagara & Cayuga & Dutchess Co., NY | R192 |
| KIDER | Livingston Co., NY | C459 |
| KILTS | Herkimer & Otsego Co., NY | N106 |
| KINCAID | Canada; Town of Sullivan, NY | K145 |
| KING | Tompkins Co., NY (1800's) | B563 |
| KING | North Sanford, Broome Co., NY | B569 |
| KING | Washington & Niagara Co., NY | G280 |
| KING | Preble, NY; Tully, NY; W. Greenwich, CT | N-110 |
| KING, Eli | North Sanford, Broome Co., NY | B569 |
| KINGMAN | Cincinnatus, NY | D305 |
| KINGSFORD | Oswego Co. & Kings Co., NY | C464 |
| KINNE | Oswego Co., NY | W396 |
| KIRKPATRICK | Syracuse, Onondaga Co., NY; Schenectady, NY | K187 |
| KIRTLAND | Schuyler & Tompkins Co., NY (1800's) | B563 |
| KNAPP | Town Eaton, Madison Co., NY; Town Otselic, Chenango Co., NY | T159 |
| KNICKERBOCKER | Madison, Oswego & Oneida Co., NY | T163 |
| KNIGHT | Broome Co., NY; ME | R275 |
| KOLIADA | Oswego & Cayuga Co., NY | R299 |
| KORTHAS | Germany; Onondaga Co., NY | S548 |
| KOUHOUPT | Tioga, Delaware, Tompkins, Chemung, Broome, Schoharie, Ulster, Onondaga, Genesee, Chenango, Green Monroe, Otsego & Ontario Co., NY | B175 |
| KOUHOUPT (+var) | Esopus, Ulster Co., NY; Kingston & Fiskhall, Dutchess Co., NY | B175 |
| KYLE | Ireland; Dutchess & Oswego Co., NY | R213 |