Hermann Ludwig Gremliza (November 20, 1940 in Cologne) is a German left wing journalist.
In the 1960s he studied at Tübingen. He learned the profession working at Der Spiegel and after 1974 has published the magazine konkret.
In 1987, he contended that he was a ghostwriter for the investigative journalist Günter Wallraff. Wallraff impugned the accusations.
In 1989, he left the Social Democratic Party because of her support for the german reunification. Gremliza is known for his support for Israel.
He lives in the quarter Bahrenfeld of Hamburg.