Jeremiah Sullivan baptism records search

Coming to Kerry in 2024 summer.Looking for Sullivan ancestors/related  descendents in Boulanimrish town land area. My great great grandfatherJeremiah was born 1829-1832. Possible brother Thomas who had wife Mary. Found in Griffiths Valuation and 1901 census. "Jerry" Immigrated to US in 1864. We have his Naturalization Papers from 1884. Other family say he met his wife Jane (Fagan) in Tarrymore, NY. She is said to have immigrated.from Skiberdeen in County Cork in 1855-1858.  Settled in Hillsdale County , Michigan in 1868. Son William Dean born in 1872,.Allen, MI He died in 1963. They were dairy farmers.