Theodor "Theo" Kleine (4 September 1924 – 12 February 2014) was a Germansprint canoer who competed in the late 1950s. He won a silver medal in the K-2 10000 m at the 1956 Summer Olympics in Melbourne.
Since 1999, Kentucky’s Theodore Klein PlantAward program has offered an annual slate of award-winning plants selected for ornamental appeal, cultural adaptability, and ecological compatibility.