FamilySearch IGI says Clark M. IRISH (ca. 1810 - 23 July 1874, Wabasha Co., MN) m(2). Jane P. DREW (ca. 1830 - 7 Je. 1881, MN). IGI says they were of Plainview, Wabasha, MN, but I found them on censuses in Winona Co., which adjoins Wabasha on the southeast, not far from Plainview.

Alphabetized database of census, Fulton, Rock Co., WI, 1850, IRISH:
Catharine, 17, b. Canada
Catharine, 16 {?}; Cecilia, 11; Clark, 12, all b. New York; Clark M., 41, b. Canada; & Louisa, 9, b. WI.
There were also IRISH families in Clinton, Rock Co., WI, but most of the older ones were listed by initials.

Ancestry database of the 1870 Census, Winona Co., MN, IRISH
Abagail, 67; John H., 54; Mary, 43; Margaret, 8; John H. __.

C(lark) M., 59; Jane, 40; C. H., 30; Charles, 12; Arvid, 8; Alfred, 6; Marth(a) J(ennie), 1; baby, under one.

FamilySearch database of the 1880 Census, Whitewater, Winona, MN, IRISH
Jane, 48, she & parents b. Canada; children b. MN, parents b. Canada:
Arvide, 17; Alfred D., 16; Jennie, 11; Arthur, 9; Billie D., 8
Son J. W. BAKER, 28, OH NY CAN
Aunt Anna DASSANCE, 66, VT VT VT.

There is information for Clark M. IRISH on GenForum > surname IRISH.