Cavan is in Durham Co but parts of the circuit were in Peterborough Co.
pre 1828 see Rice Lake Circuit
1826 - 1829 Rice Lake Indian Mission included
1827 James Norris, Hamilton Biggar
1828 Hamilton Biggar
1829 Daniel McMullen
1830 Gilbert Miller
1831 Conrad Vandusen, William Young
Wellington Jeffers says he travelled the Cavan Circuit with C Vandusen in 1831-32, which included Monaghan, Cavan, Smith, Ops, Douro, Dummer, Otonabee, village of Peterborough, and Mud Lake Mission (Otonabee Twp history). Cornish lists Jeffers as a Weseyan, starting in 1836.
1832 Conrad Vandusen, James Currie
1833 to Weseyan Methodist