John Herman Henry Sengstacke (November 25, 1912 – May 28, 1997) was an American newspaper publisher and owner of the largest chain of African-American oriented newspapers in the United States. Sengstacke was also a civil rights activist and worked for a strong black press, founding the National Newspaper Publishers Association in 1940, to unify and strengthen African-American owned papers. Sengstacke served seven terms as president of the association, which by the early 21st century had 200 members.