You didn't indicate whether Boyd was her maiden or married name and/or the name of her spouse making it harder to determine the correct person. There is a Dorotha J Boyd b. IN dau of Calvin Boyd. They are found in census data with Calvin parents, Moses and Jane, and many of his siblings. If this is the correct family, use the free search tool at: https://familysearch.org/ and by plugging in the individual names and dates you will find more.
If not, please provide Dorothy's spouses names, any names of children etc with corresponding locations and approximate dates. Good Luck
U S Census, 1880 Mill Creek, Fountain, Indiana
https://familysearch.org/pal:/MM9.1.1/MHMB-1NN
self Calvin Boyd M 40 IN widowed
dau Dortha Boyd F 18 IN
son Albert W. Boyd M 16 IN
dau Malissa E. Boyd F 14 IN
mother Jane Boyd F 78 KY
dau Nancy Boyd F 60 KY
dau Betsey Boyd F 66 KY
son John Boyd M 58 IN
son Mathew Boyd M 55 IN
son Gorge W. Boyd M 42 IN
son Calvin Boyd M 40 IN
U S Census, 1870 Mill Creek, Fountain, IN
https://familysearch.org/pal:/MM9.1.1/MXXK-Q98
Calvin Boyd M 29y IN
Dorotha J Boyd F 8y IN
William A Boyd M 7y IN
Melissa E Boyd F 4y IN
Jane Boyd F 68y KY
U S Census, 1850 Fulton, Fountain, IN
https://familysearch.org/pal:/MM9.1.1/MHJD-VYM
Moses Boyd M 57 Kentucky
Jane Boyd F 50 Kentucky
Nancy Boyd F 29 Kentucky
Elizabeth Boyd F 27 Kentucky
John Boyd M 20 Indiana
Matthew Boyd M 18 Indiana
Samuel Boyd M 16 Indiana
Eliza J Boyd F 14 Indiana
George W Boyd M 11 Indiana
Calvin Boyd M 9 Indiana
Amanda Boyd F 7 Indiana