Cohen—Culbertson
- Cohen, Joshua I.
- Coit, Henry Leber
- Colden, Cadwalader
- Cole, Richard Beverley
- Coleman, Asa
- Coleman, Robert Thomas
- Coleman, W. Franklin
- Colhoun, Samuel
- Comegys, Cornelius George
- Conant, David Sloan
- Condict, Lewis
- Condie, David Francis
- Conklin, Henry Smith
- Conn, Granville Priest
- Conner, Phineas Sanborn
- Connor, Leartus
- Cooke, John Esten
- Coolidge, Richard Hoffman
- Cooper, Elias Samuel
- Cooper, James G.
- Cooper, Thomas
- Cooper, William D.
- Cordell, Eugene Fauntleroy
- Cornell, William Mason
- Corson, Hiram
- Corss, Frederic
- Cotting, Benjamin Eddy
- Cotton, Alfred Cleveland
- Coues, Elliott
- Cowling, Richard Oswald
- Cox, Christopher Christian
- Coxe, John Redman
- Cragin, Edwin Bradford
- Craig, Benjamin Faneuil
- Craig, James
- Craik, James
- Craik, Robert
- Crane, Charles Henry
- Crane, William Henry
- Crawford, John
- Crawford, John Barclay
- Crosby, Alpheus Benning
- Crosby, Dixi
- Crosby, Thomas Russell
- Culbertson, Howard
- Culbertson, James Cox
Cullen—Davidson
- Cullen, John Syng Dorsey
- Cunningham, Francis Deane
- Cupples, George
- Currie, Donald Herbert
- Currie, William
- Curtis, Alva
- Curtis, Edward
- Curtis, Josiah
- Curwen, John
- Cushing, Edward Fitch
- Cushing, Ernest Watson
- Cushing, Henry Kirke
- Cushman, Nathan Sydney Smith Beman
- Cutbush, Edward
- Cutter, Ammi Ruhamah (1705–1746)
- Cutter, Ammi Ruhamah (1735–1820)
- Cutter, Calvin
- Cutter, Ephraim
- Cutter, George Rogers
- Cuyler, John M.
- Dabney, William Cecil
- Da Costa, Jacob Mendez
- Dalcho, Frederick
- Dalton, John Call
- Daly, William Hudson
- Damon, Howard Franklin
- Dana, Israel Thorndike
- Dana, William Lawrence, see Dana, Israel Thorndike
- Dandridge, Nathaniel Pendleton
- Danforth, Isaac Newton
- Danforth, Samuel
- Daniel, Ferdinand Eugene
- Darby, John Thomson
- Darlington, William
- Darrach, May
- Darrach, William
- Daugherty, Philander
- Daveis, John Taylor Gilman
- David, Aaron Hart
- Davidge, John Beale
- Davidson, John Pintard
- Davidson, William
Davis—Dillard
- Davis, Charles Henry Stanley
- Davis, Edward Hamilton
- Davis, Gwilym George
- Davis, Henry Gassett
- Davis, John Staige
- Davis, Nathan Smith
- Davis, Reese
- Davis, William Bramwell
- Davis, William Elias Brownlee
- Davison, John L.
- Dawbarn, Robert Hugh Mackay
- Dawson, Benjamin Franklin
- Dawson, John
- Dawson, John Lawrence
- Dawson, William Wirt
- Dayton, Amos Cooper
- Deaderick, William Harvey
- Deane, James
- Dearborn, Henry
- De Benneville, George, see Benneville, George de
- De Butts, Elisha
- De Camp, William H.
- Delafield, Edward
- Delafield, Francis
- Delamater, John
- Delile, Alyre Raffeneau, see Raffeneau-Delile, Alyre
- Denison, Charles
- Derby, George
- Derby, Hasket
- De Roaldes, Arthur Washington
- De Rosset Family
- Desrosiers, Hughes Evariste
- Detmold, William Ludwig
- Detwiller, Henry
- Dewees, William Potts
- Dewey, Chester
- De Witt, see Witt, Christopher
- De Wolf, James Ratchford
- De Wolf, Oscar Coleman
- Dexter, Aaron
- Dick, Elisha Cullen
- Dickson, John Robinson
- Dickson, Samuel Henry
- Didama, Henry Darwin
- Dillard, Richard
Dimock—Duval
- Dimock, Susan
- Dix, John Homer
- Dixon, Samuel Gibson
- Doane, Augustus Sidney
- Dodd, Walter James
- Dolley, Sarah Adamson
- Donaldson, Francis
- Doolittle, Benjamin
- Dorsett, Walter Blackburn
- Dorsey, Frederick
- Dorsey, John Syng
- Doughty, William Henry
- Douglas, James
- Douglas, Richard
- Douglas, Silas Hamilton
- Douglass, William
- Dowell, Greensville
- Dowler, Bennet
- Downer, Eliphalet
- Drake, Daniel
- Draper, Frank Winthrop
- Draper, Henry
- Draper, John Christopher
- Draper, John William
- Draper, William Henry
- Drinkard, William Beverly
- Drowne, Solomon
- Drummond, William Henry
- Drysdale, Thomas
- Drysdale, Thomas Murray
- Du Bois, Abram
- Dubois, Henry Augustus
- Dudley, Augustus Palmer
- Dudley, Benjamin Winslow
- Dudley, Ethelbert Ludlow
- Dugas, Louis Alexander
- Duhring, Louis Adolphus
- Dunglison, Robley
- Dunlap, Alexander
- Dunlop, William
- Dunn, Thomas Dewitt
- Dunster, Edward Swift
- Duquet, Emmanuel Evariste
- Dutcher, Addison Porter
- Duval, Elias Rector