Jost "Fred" Winteler is a minor character on the first season of Genius. He was one of the many children of Jost Winteler.

He is portrayed by Benjamin Haigh.



Fred and his family meet Albert Einstein, as he is to stay at their home in Aarau, Switzerland until he finishes his studies. He also participates in his family's debates at dinner and encourages Albert to join in on the conversation.


When Albert passes his entrance exam for Zurich Polytechnic, Fred and the Winteler family say their farewells to him.


Fred joins with his family, as well as Albert, Maja, and Albert's friend Michele Besso, as they celebtrate his sister Marie's birthday. Fred listens as his father Jost celebrates Albert and his sister for being so close to family, thanks Albert for bringing Michele over, hoping for him to come to more dinners in the future, and thanks Albert for his companionship with Marie.

Later, Fred and his siblings say good bye to Albert and Michele as they go back to Zurich.


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