Udo Roth was born in 1969 in Forbach, Germany. He completed an apprenticeship as a tool mechanic at Daimler-Benz in Gaggenau. Various further training measures followed, among others as a Refa assistant (Association for Work Design, Company Organisation and Corporate Development). In 2016, he completed a contact study program to become a Manager in Socio-Economics.

From 1990, Udo Roth was a member of the Gaggenau Youth and Trainee Council and was elected Chairman of the general Youth and Trainee Council in 1993. He has been a member of the Gaggenau Works Council since 1994, and in July 2012 he took over the deputy chairmanship of this body.

Udo Roth is a member of the following other legally mandatory supervisory boards and comparable supervisory bodies:

• Daimler Truck AG (group mandate, not listed)

In addition to his work as an employee representative, he also performs voluntary functions, as a volunteer judge and on the local board of the IG Metall (German Metalworkers Union).