Johan Georg Lillienberg (1713 – 1798) was a Swedish count and politician[1] who was appointed as Lawspeaker of Gotland in 1746. In 1749, he became Governor of Åbo and Björneborg, and in 1757 Governor of Uppsala County. Lillienberg was made a baron in 1766 and a count in 1778.
In 1768, Lillienberg was elected a member of the Royal Swedish Academy of Sciences.
He died at his manor Herresta in Södermanland.