| SURNAME | FIRST NAME | CASE | REMARKS |
| Yates | J. | Ernest Bernhart - (J. Yates vs) yr. 1873; X1496; CF 12 | |
| Yellinek | Mary | Emerson, Lyman vs Krizanowsky, Albert et. al.; Yellinek, Mary (formerly Mary Krizanowsky & Mrs. Albert Krizanowsky); Shedivi, Anton; (Krizanowsky, Wenzel; Krizanowsky, Mary - infant heir of Albert.) Mortgage foreclosure Cross reference: Wondrosh, Jacob; Fistum, Stephen yr. 1890-1892; #2006; CF47 | |
| Yohuka | (no name) | Johuke (Yohuka); Krueger, Christian Deft Karsten, Theodore, Pltf Asked for a new trial Manitowoc Co. yr. 1876; #640; Cf 29 | |
| Young | (no name) | Allen vs Young yr. 1870; X976; CF 8 | |
| Young | D. | Bernhart Bros - (D. Young vs) yr. 1858; X1498; CF 12 | |
| Young | David | Eaton, R.P. vs David Young et al yr. 1880; X1584; CF12 |
| SURNAME | FIRST NAME | CASE | REMARKS |
| Zahn | William | Braatz, John (William Zahn vs) yr. 1870; #21; CF 22 | |
| Zander | Edward | Bunker, Moses; Cayo, Antonie Plaintiffs Zander, Edward Defendant Plntfs purchased a pond fishing net from Charles Greenbeck. Dfndt had a chattel mortgage on net so he took same from plntfs. Greenback now in Chicago and cannot be brought back to testify. Decision for defendant. yr. 1865; #1742; Box CF 14 FLB | |
| Zander | Edward | C & NW RR (Zander, Edward vs) yr. 1902; #3416; CF 65 | |
| Zander | Helmuth | Bacon, Joshua E. vs Demerath, Michael & Demerath, Agnes His wife & Bruss, Gottlieb & Zander, Helmuth Promissory note yr. 1886; 1513; CF 42 | |
| Zander | Louis | Arnold, Anna - (Guardian Zander, Louis) Hartung, Fred (sale of land) T.R. - S. of W. yr. 1883; case no. 1697; Box no. C.F. 43 | |
| Zeibarth | Edward | Benson, Valentine Zeibarth, Edward mortgage yr. 1884; No. 1771; Box CF 44 | |
| Zeischold | H. | C & NW RR (Zeischold, H. vs) yr. 1902; #3413; CF 65 | |
| Zeman | Frank | Koehler, Augusta vs. Zeman Frank Collection for cash of building materials yr. 1885; #1495; CF 40 | |
| Zeplefski | Pauline | State of Wis. v.s. Bonk, Pauline (Mayefsky, Joseph) renter Bonk, Martin owner Werner, Mary; Kaitner, Vanda; Zeplefski, Pauline Damage to home yr. 1895; No. 378; Box C.F. 71 | |
| Zesh | (no name) | Braasch (Zesh vs) yr. 1855; #224; CF 2 | |
| Ziebert | Ferdinand | Eisert, Jos. (State of Wisc. vs.) Also mentioned: Eisert, Conrad; Tragersen, Katharine; Traggersen, John; Nisemann, Dr.; Hahn, Dr.; Brown, Dr.; Scinout, Dr.; Batcone, Dr.; Eisert, Margaret; Eisert, Regina; Ziebert, Ferdinand; Groh, Peter; Herr, Margaret; Adolphs, Regina yr. 1865; CX2702; CF20 | |
| Zimmermann | J. | Jones, Alonzo D. (Zimmermann, J., vs) yr. 1870; #1503; CF 12 | |
| Zinkel | Carl | Dagenhardt, Henry and Maria E. vs Zinkel, Carl and Margareth Yr. 1883; #1390; CF39 | |
| Zinkel | Margareth | Dagenhardt, Henry and Maria E. vs Zinkel, Carl and Margareth Yr. 1883; #1390; CF39 | |
| Zinns | (no name) | Bertsch vs Zinns yr. 1855; #186; CF 2 | |
| Zinns | (no name) | Coit vs Zinns yr. 1855; #214; CF2 | |
| Zinns | J.L. | Drucks, Frank vs. J.L. Zinns yr. 1872; #145; CF23 | |
| Zipperer | Alois | Brandl, Joseph vs Vogel, Alois cross referenced witnesses Olsen, Riley; Vogel, Anton; Pankratz, Theresia; Brandl, Katharina; Zipperer, Alois; Miller, John; Bachmeyer, Joseph; ? Otten, John (Otten, John crossed out) Damaged reputation & costs due to false accusation and arrest yr. 1890; #1991; CF 47 | |
| Zipperer | Barbara | Drucks, Frank Zipperer, Martin; Zipperer, Barbara Defendant Case dropped by plaintiff, court costs assessed against plaintiff yr. 1874; #1733; CF14 | |
| Zipperer | Martin | Drucks, Frank Zipperer, Martin; Zipperer, Barbara Defendant Case dropped by plaintiff, court costs assessed against plaintiff yr. 1874; #1733; CF14 | |
| Zisler | Mary | Eichinger, Joseph (Zisler, Mary St Wis vs) Murder of Joseph Cizler with gun yr. 1860; CX2667; CF19 | |
| Zuehlke | Otto | Feldschmidt, Sebastian Jr. vs. (Hoefner, F.W. et al) [Heineman, F.] [Fose, John] [Zuehlke, Otto] yr. 1898; #3650; CF58 | |
| Zullger | O. | Ehnert, Otto (O. Zullger vs) yr. 1880; X1502; CF12 |