Theodor Friedrich Julius Basiner (3 January 1816 - 14 October 1862) was a Baltic German botanist who lived and worked mainly in the Russian Empire.
Theodor Friedrich Julius Basiner was born in Tartu, present-day Estonia, and studied at Tartu University between 1836 and 1840. In 1843 he became a conservator at the Botanical Garden in Saint Petersburg. He kept this position until 1845, when he became the institution's librarian. In 1849 he moved to a new position in Kiev, present-day Ukraine. In 1842–43 he made a scientific journey to Khiva in present-day Uzbekistan. He died in Vienna, Austria.[1]