The American actor with Slovak ancestry born in 1938 is Jon Voight. He was born on December 29, 1938, and his father was of Slovak descent.
For more details, you can refer to his biography on EthniCelebs.
How did Roosevelt’s initiatives impact the 1938 Congressional elections outcome?
What were the pivotal factors in the 1938 United States elections?
How did Roosevelt's policies influence the 1938 congressional elections?
How did the Faculty of Law respond to Austria's annexation by Nazi Germany in 1938?