The Seventy-Ninth Wisconsin Legislature convened from January 6, 1969, to January 4, 1971, in regular session and also convened in two special sessions in the fall of 1969 and on December 22, 1970.

[1] Senators representing even-numbered districts were newly elected for this session and were serving the first two years of a four-year term.

Assembly members were elected to a two-year term.

Senators representing odd-numbered districts were serving the third and fourth year of a four-year term, having been elected in the general election of November 8, 1966.

[1] The governor of Wisconsin during this entire term was Republican Warren P. Knowles, of St. Croix County, serving his third two-year term, having won re-election in the 1968 Wisconsin gubernatorial election.