Co - Cu
| Last Name | First and Middle | Township | School Name or # | Years | Living? Yes, No | Spouse | Living? Yes,No |
| Cobb | Edna | Perry | 9 | 1920-1923 | |||
| Cobb | Helen Irene | Portland | Stony Point | 1914-1915 | |||
| Coffey | Edythe | Elgin | Struble | 1928-1929 | |||
| Coffey | Edythe | Garfield | 6 | 1929-1930 | |||
| Cohagen | Mary F. | Garfield | 6 | 1894-1894 | |||
| Coleman | J. Agnes | Remsen | 2 | 1920-1921 | |||
| Coleman | Mildred Hamilton | Stanton | 4 | 1941-1942 | |||
| Coleman | Morda | Hungerford | 7 | 1916-1917 | |||
| Collins | Agnes | Remsen | 3 | 1916-1917 | |||
| Collins | Alice | Remsen | 5 | 1929-1933 | |||
| Collins | Alice | Meadow | 1 | 1933-1934 | |||
| Collins | Byrdie | Henry | 5 | 1916-1917 | |||
| Collins | Evelyn | Meadow | 6 | 1933-1935 | |||
| Collins | Evelyn | Henry | 6 | 1936-1939 | |||
| Collins | Kathryn | Remsen | 3 | 1927-1930 | |||
| Collins | Loueen | Meadow | 6 | 1925-1927 | |||
| Collins | Margaret | Plymouth | 2 | 1918-1919 | |||
| Collins | Margaret | Fredonia | 5 | 1923-1924 | |||
| Collins | Margaret | Remsen | 5 | 1924-1926 | |||
| Collins | Ted R. | Liberty | Cons'd | 1928-1929 | |||
| Collmann | Cleo | Elgin | Seney | 1931-1932 | |||
| Collmann | Cleo | Preston | 6 | 1932-1935 | |||
| Colson | Jesselyn | Johnson | 3 | 1918-1920 | |||
| Conrad | Marcella | Meadow | 6 | 1932-1933 | |||
| Conry | William | Liberty | Cons'd | 1957-1958 | |||
| Conway | J. Vincent | Sioux | Sunnyside | 1917-1918 | |||
| Conway | Julia | Sioux | 3 | 1925-1926 | |||
| Coombs | Betty | Liberty | Cons'd | 1941-1943 | |||
| Coons | Eshter | Liberty | Cons'd | 1943-1945 | |||
| Coons | Esther | Marion | 1 | 1927-1930 | no | Dempster | |
| Coons | Esther | Marion | 2 | 1930-1943 | no | Dempster | |
| Coons | Esther | Washington | Brunsville | 1943-1945 | no | Dempster | |
| Coons | Wilma | Union | Cons'd | 1922-1924 | no | Dempster | |
| Coons | Esther | Union | Cons'd | 1945-1949 | no | Dempster | |
| Cooper | Alice Mae | Liberty | Cons'd | 1940-1941 | |||
| Cooper | Helen | Lincoln | 6 | 1925-1928 | |||
| Cooper | Wynola Hansen | Lincoln | 6 | 1943-1944 | |||
| Cope | Anita | Henry | 7 | 1928-1932 | |||
| Cope | Florence | Elkhorn | 1 | 1915-1917 | |||
| Coppess | Flora | Garfield | 2 | 1896-1896 | |||
| Cote | Mary | Liberty | Cons'd | 1947-1948 | |||
| Coughlin | Evelyn | Elkhorn | 1 | 1941-1944 | |||
| Coughlin | Evelyn | Elkhorn | 3 | 1944-1946 | |||
| Coulson | Edith | Stanton | 4 | 1924-1925 | |||
| Crain | Lois | Liberty | 4 | 1919-1920 | |||
| Crain | Lois | Perry | 3 | 1922-1924 | |||
| Crain | Lois | Sioux | Sunnyside | 1924-1925 | |||
| Crain | Nona | Liberty | 4 | 1926-1931 | |||
| Cramblet | Ruth | Washington | 3 | 1919-1920 | |||
| Cramblet | Ruth | Elkhorn | 7 | 1920-1921 | |||
| Craven | Nancy Patton | Liberty | Cons'd | 1941-1942 | |||
| Craven | Robert | Liberty | Cons'd | 1941-1942 | |||
| Creekmur | Louise | Sioux | 6 | 1943-1944 | |||
| Crelly | Irene | Meadow | 7 | 1917-1918 | |||
| Criswell | La Vonne | America | 3 | 1940-1941 | Buss | ||
| Criswell | La Vonne | Johnson | 5 | 1941-1944 | Buss | ||
| Crocker | Luella A. Peters | Meadow | 1 | 1950-1952 | |||
| Crom | Gertrude | Washington | Brunsville | 1951-1952 | |||
| Cronin | Blanche | Stanton | 8 | 1952-1953 | |||
| Cronin | Blanche Ball | Washington | Brunsville | 1945-1946 | |||
| Cronin | Blanche Ball | Lincoln | 3 | 1946-1947 | |||
| Cronin | Blanche Ball | Stanton | 8 | 1947-1951 | |||
| Cronin | Blanche Bell | Preston | 6 | 1944-1945 | |||
| Cross | Eva | Garfield | 5 | 1922-1924 | |||
| Cross | Eva | Garfield | 4 | 1924-1925 | |||
| Crotser | Doris | Stanton | 8 | 1953-1954 | |||
| Crotser | Doris | Elgin | 2 | 1954-1955 | |||
| Crouch | Gladys | Perry | 2 | 1921-1922 | |||
| Crouch | Gladys | Perry | 4 | 1922-1923 | |||
| Crow | Allis | Johnson | 5 | 1895-1895 | |||
| Crow | Deloris | Westfield | 5 | 1942-1943 | Meske? | ||
| Crow | Violet Mae | Johnson | 2 | 1925-1926 | |||
| Crow | Mamie E. | Portland | Stony Point | 1908-1908 | |||
| Crowther | Corrine | Preston | 4 | 1938-1939 | |||
| Cummins | Blanche | Portland | Stuart | 1922-1924 | |||
| Cummins | Blanche | Portland | Riverview | 1924-1925 | |||
| Curran | Anna | Liberty | 9 | 1916-1917 | |||
| Curran | Anna | Perry | 5 | 1917-1918 | |||
| Curtis | Fern | Plymouth | 6 | 1921-1922 | |||
| Curtis | Julia | Elgin | 4 | 1925-1926 | |||
| Curtis | Julia | Grant | 7 | 1926-1927 | |||
| Curtis | Mary | Elgin | 1 | 1924-1925 | |||
| Cusack | Mary Frances | Union | Cons'd | 1939-1941 | |||
| Cushing | Bessie | Sioux | 6 | 1915-1916 | |||
| Cushing | Bessie | Lincoln | 3 | 1916-1917 | |||
| Cushing | Bessie | Perry | 5 | 1916-1917 | |||
| Cushing | Bessie | Sioux | 4 | 1917-1918 | |||
| Cushing | Bessie | Hungerford | 3 | 1918-1919 | |||
| Cushing | Bessie | Elkhorn | 7 | 1919-1920 | |||
| Cushing | Bessie | Lincoln | 5 | 1920-1921 | |||
| Cushing | Lillian | Sioux | 1 | 1917-1918 | |||
| Cuthrell | Colleen | Hungerford | 5 | 1947-1948 | Steele? | ||
| Cuttler | John | Liberty | Cons'd | 1924-1925 |
