{| class="wikitable" style="text-align: left;"
|+ <!-- caption -->
|-
! align="right"|   rowid !! type   !! start      !! end        !! party      !! how      !! executive_id
|-
| align="right"|      40 || prez   || 1861-03-04 || 1865-03-04 || Republican || election || Abraham Lincoln
|-
| align="right"|      41 || prez   || 1865-03-04 || 1865-04-15 || Republican || election || Abraham Lincoln
|}