Edward Kennan 1850 Peoria IL census age 6

Listed with Hezekiah & Philena Smead Rose 1850 census (who came from St. Lawrence County NY before 1840) is an Edward Kennan age 6 New York birthplace. In 1840 St. Lawrence census are 3 Kinyons: George, Job & John. We Rose researchers have not placed this boy in our family. Hezekiah's mother is mentioned to be Irish but we cannot find Jane's surname.She was born about 1763 and married by 1788.Hezekiah's parnents Jane ? & Ben Rose lived Winhall VT and Jane was member of Congerational Church in Dorset VT before moving to NY 1806. Do you have any Kennan ancestors who followed this path.