What is the origin of the name De Groff?
Altered form of Dutch De Graaf. The vowel change is a common feature of New York Dutch i.e. the lowering of long a -aa- becoming -aw-.
Annual register of the United States Naval Academy (82nd(1926/1927))
.... North Carolina Marchant, William Alexander New York Marcy, Clayton Clifton Wyoming Martin, Edwin Prather Kentucky Martin, Melvin Mieajah Georgia... (United States - 1925)
.... North Carolina Marchant, William Alexander New York Marcy, Clayton Clifton Wyoming Martin, Edwin Prather Kentucky Martin, Melvin Mieajah Georgia... (United States - 1925)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...Guy Warren Kansas Tackney, Stephen Noel New York Taliaferro, Henry Beckwith Virginia Taylor, Donald Alexander. Pennsylvania June 19,1924... (United States - 1924)
...Guy Warren Kansas Tackney, Stephen Noel New York Taliaferro, Henry Beckwith Virginia Taylor, Donald Alexander. Pennsylvania June 19,1924... (United States - 1924)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...1926 17 d Zuntag, Alexander Andrew New York do.. 19 id Zwick, William Cubberly Oklahoma. _ _ June 24, 1926... (United States - 1926)
...1926 17 d Zuntag, Alexander Andrew New York do.. 19 id Zwick, William Cubberly Oklahoma. _ _ June 24, 1926... (United States - 1926)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...11 e453 Crosser, Benjamin Robin New York June 20, 1922 18 4 8 9... (United States - 1922)
...11 e453 Crosser, Benjamin Robin New York June 20, 1922 18 4 8 9... (United States - 1922)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...11 , MC146 Ashton, Earl John New York. June 21,1922 20 1 8 11 :... (United States - 1922)
...11 , MC146 Ashton, Earl John New York. June 21,1922 20 1 8 11 :... (United States - 1922)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...Carleton, jr Wisconsin Quilter, Joseph Francis New York Quinn, John.. . . .. Texas Raborn, William Francis, jr Oklahoma.... (United States - 1924)
...Carleton, jr Wisconsin Quilter, Joseph Francis New York Quinn, John.. . . .. Texas Raborn, William Francis, jr Oklahoma.... (United States - 1924)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...174 Bermingham, John Michael I New York June 16,1925... (United States - 1925)
...174 Bermingham, John Michael I New York June 16,1925... (United States - 1925)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...104 Biederman, Karl Joseph New York June 27, 1922 17 3 5 15... (United States - 1922)
...104 Biederman, Karl Joseph New York June 27, 1922 17 3 5 15... (United States - 1922)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...339 Bushnell, Wilfred New York Aug. 2,1922 19 8 8 11... (United States - 1922)
...339 Bushnell, Wilfred New York Aug. 2,1922 19 8 8 11... (United States - 1922)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...144 Butler, Edward Francis New York June 25, 1925 16 3 !... (United States - 1925)
...144 Butler, Edward Francis New York June 25, 1925 16 3 !... (United States - 1925)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...401 Quinn, Charles Henry New York Aug. 1,1922 18 5 8 11... (United States - 1922)
...401 Quinn, Charles Henry New York Aug. 1,1922 18 5 8 11... (United States - 1922)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...277 Deutermann, Harold Thomas New York July 10,1923... (United States - 1923)
...277 Deutermann, Harold Thomas New York July 10,1923... (United States - 1923)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...282 Redfield, Morgan New York June 24,1921... (United States - 1921)
...282 Redfield, Morgan New York June 24,1921... (United States - 1921)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...110 Haines, Richard Alexander New York Aug. 17, 1923 20 4... (United States - 1923)
...110 Haines, Richard Alexander New York Aug. 17, 1923 20 4... (United States - 1923)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...184 Hegeman, Bruce New York July 6, 1923 19 11 8 14... (United States - 1923)
...184 Hegeman, Bruce New York July 6, 1923 19 11 8 14... (United States - 1923)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...588 Branson, John Joseph New York July 5, 1923... (United States - 1923)
...588 Branson, John Joseph New York July 5, 1923... (United States - 1923)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...58 Sprenger, William Conrad New York June 14, 1922 17 8 11... (United States - 1922)
...58 Sprenger, William Conrad New York June 14, 1922 17 8 11... (United States - 1922)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...35 Hossfeld, Raymond Frederick New York July 21,1924 I... (United States - 1924)
...35 Hossfeld, Raymond Frederick New York July 21,1924 I... (United States - 1924)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...435 Shane, George Leonard New York June 15, 1922... (United States - 1922)
...435 Shane, George Leonard New York June 15, 1922... (United States - 1922)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...117 Brewer, James Theodore New York June 20,1922 16 6 8 00... (United States - 1922)
...117 Brewer, James Theodore New York June 20,1922 16 6 8 00... (United States - 1922)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...120 Vreeland, Jay Henry New York __ June 20,1922 18 5 5 15... (United States - 1922)
...120 Vreeland, Jay Henry New York __ June 20,1922 18 5 5 15... (United States - 1922)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...250 Schmidt, John William New York Sept. 15, 1923 17 4 8 14... (United States - 1923)
...250 Schmidt, John William New York Sept. 15, 1923 17 4 8 14... (United States - 1923)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...392 Symes, Robert Thomas New York June 30, 1922 19 6 11 5... (United States - 1922)
...392 Symes, Robert Thomas New York June 30, 1922 19 6 11 5... (United States - 1922)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...73 Hawk, Earle Clifford New York July 14, 1924 19 3 j... (United States - 1924)
...73 Hawk, Earle Clifford New York July 14, 1924 19 3 j... (United States - 1924)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...304 Sullivan, George David New York July 9, 1923 19 10 7 27... (United States - 1923)
...304 Sullivan, George David New York July 9, 1923 19 10 7 27... (United States - 1923)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...97 Loader, Norman New York June 16, 1922 18 10 8 11... (United States - 1922)
...97 Loader, Norman New York June 16, 1922 18 10 8 11... (United States - 1922)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...260 Nilon, Leo William New York July 11,1923... (United States - 1923)
...260 Nilon, Leo William New York July 11,1923... (United States - 1923)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...494 Averill, James Kent New York 1... (United States - 1923)
...494 Averill, James Kent New York 1... (United States - 1923)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...154 Eckberg, Herbert Frederic New York 17 2 8 14... (United States - 1923)
...154 Eckberg, Herbert Frederic New York 17 2 8 14... (United States - 1923)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...583 Cross, John Henry New York '... (United States - 1923)
...583 Cross, John Henry New York '... (United States - 1923)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...Mantell, Bennett Leonard New York _ _ 19 7... (United States - 1926)
...Mantell, Bennett Leonard New York _ _ 19 7... (United States - 1926)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...393 Mead, George Gordon New York 16 5 8 14... (United States - 1923)
...393 Mead, George Gordon New York 16 5 8 14... (United States - 1923)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...Smith South Carolina Johnson, Carl Arthur New York .... (United States - 1925)
...Smith South Carolina Johnson, Carl Arthur New York .... (United States - 1925)
Geneanet username : colgnln9248191
Annual register of the United States Naval Academy (82nd(1926/1927))
...179 Cashman, William Arthur New York do 18- 2J... (United States - 1925)
...179 Cashman, William Arthur New York do 18- 2J... (United States - 1925)
Geneanet username : colgnln9248191
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What is the origin of the name De Groff?
Altered form of Dutch De Graaf. The vowel change is a common feature of New York Dutch i.e. the lowering of long a -aa- becoming -aw-.