He began his political career in the Kentucky Senate, and was elected to the United States House of Representatives in 1974.

Georgetonian.” After graduating from Georgetown College with a degree in sociology in 1959, Hubbard attended the University of Louisville Law School, where he received a full scholarship.

[1] On June 15, 1972, Hubbard was one of seven Democratic senators that voted against Kentucky's ratification of the Equal Rights Amendment.

In this era before e-mail and social media, Hubbard personally signed and sent literally hundreds of thousands of letters, newsletters, calendars and Christmas cards to the citizens of Western Kentucky.

However, as the delays mounted, instead of joining McDonald, Hubbard at the last minute gave up on the trip, canceled his reservations, and accepted a Kentucky speaking engagement.

[7] Hubbard lost his 1992 re-election bid in the Democratic primary to Thomas Barlow after becoming one of a number of Representatives embroiled in the "Rubbergate" House banking scandal.

[8][9][10] After he pleaded guilty to violations of federal campaign finance laws, Hubbard served two years in prison from 1995 to 1997.

[11] His wife Carol Brown Hubbard, was convicted of using her husband's congressional aides to work on her failed campaign for Congress.

[13] In 2019, while working on a case, Hubbard mailed a photograph of the opposing counsel and her wife with a homophobic slur written on it.

[14] Later that year, Hubbard was found to be practicing law without a license as he had failed to complete the continuing education credits associated with the suspension.