Back فريدريش سيبنروك ARZ Friedrich Siebenrock German Friedrich Siebenrock French Friedrich Siebenrock Italian Friedrich Siebenrock Dutch Зибенрок, Фридрих Russian
Friedrich Siebenrock (20 January 1853, Schörfling am Attersee – 28 January 1925, Vienna) was an Austrian herpetologist.