Lars Johan Hierta (Swedish: [l????ju?an ?jæ??a]; 22 January 1801 – 20 November 1872) was a Swedish newspaper publisher, social critic, businessman and politician.
He is best known as the founder of the newspaper Aftonbladet in 1830.
Hierta was a leading agitator for political and social reform in Sweden during the 19th century.
He is sometimes credited as the "father of the free press" in Sweden.