A transition metal compound represented by the following Formula 1: X is O, S or a direct linkage; M is transition metal in group 4; Q 1 and Q 2 are each independently hydrogen; a halogen group; an alkyl group of 1 to 20 carbon atoms; a cycloalkyl group of 3 to 20 carbon atoms; an alkenyl group of 2 to 20 carbon atoms; an aryl group of 6 to 20 carbon atoms; an alkylaryl group of 7 to 20 carbon atoms; an arylalkyl group of 7 to 20 carbon atoms; an alkylamino group of 1 to 20 carbon atoms; or an arylamino group of 6 to 20 carbon atoms, R 1 to R 4 are each independently hydrogen; a silyl group; an alkyl group of 1 to 20 carbon atoms; an alkenyl group of 2 to 20 carbon atoms; a cycloalkyl group of 3 to 20 carbon atoms; an aryl group of 6 to 20 carbon atoms; an alkylaryl group of 7 to 20 carbon atoms; an arylalkyl group of 7 to 20 carbon atoms; or a metalloid radical of a metal in group 14, which is substituted with a hydrocarbyl group of 1 to 20 carbon atoms, where adjacent two or more among R 1 to R 4 are optionally connected with each other to form an aliphatic ring of 3 to 20 carbon atoms, an aromatic ring of 6 to 20 carbon atoms or a heteroaromatic ring of 4 to 20 carbon atoms; and R 5 to R 11 are each independently hydrogen; a silyl group; a halogen group; an alkyl group of 1 to 20 carbon atoms; an alkenyl group of 2 to 20 carbon atoms; a cycloalkyl group of 3 to 20 carbon atoms; an aryl group of 6 to 20 carbon atoms; an arylalkyl group of 7 to 20 carbon atoms; an alkylaryl group of 7 to 20 carbon atoms; an alkoxy group of 1 to 20 carbon atoms; or an aryloxy group of 6 to 20 carbon atoms; where adjacent two or more among R 5 to R 11 are optionally connected with each other to form an aliphatic ring of 3 to 20 carbon atoms, or an aromatic ring of 6 to 20 carbon atoms. X is O, S or a direct linkage; M is transition metal in group 4; Q 1 and Q 2 are each independently hydrogen; a halogen group; an alkyl group of 1 to 20 carbon atoms; a cycloalkyl group of 3 to 20 carbon atoms; an alkenyl group of 2 to 20 carbon atoms; an aryl group of 6 to 20 carbon atoms; an alkylaryl group of 7 to 20 carbon atoms; an arylalkyl group of 7 to 20 carbon atoms; an alkylamino group of 1 to 20 carbon atoms; or an arylamino group of 6 to 20 carbon atoms, R 1 to R 4 are each independently hydrogen; a silyl group; an alkyl group of 1 to 20 carbon atoms; an alkenyl group of 2 to 20 carbon atoms; a cycloalkyl group of 3 to 20 carbon atoms; an aryl group of 6 to 20 carbon atoms; an alkylaryl group of 7 to 20 carbon atoms; an arylalkyl group of 7 to 20 carbon atoms; or a metalloid radical of a metal in group 14, which is substituted with a hydrocarbyl group of 1 to 20 carbon atoms, where adjacent two or more among R 1 to R 4 are optionally connected with each other to form an aliphatic ring of 3 to 20 carbon atoms, an aromatic ring of 6 to 20 carbon atoms or a heteroaromatic ring of 4 to 20 carbon atoms; and R 5 to R 11 are each independently hydrogen; a silyl group; a halogen group; an alkyl group of 1 to 20 carbon atoms; an alkenyl group of 2 to 20 carbon atoms; a cycloalkyl group of 3 to 20 carbon atoms; an aryl group of 6 to 20 carbon atoms; an arylalkyl group of 7 to 20 carbon atoms; an alkylaryl group of 7 to 20 carbon atoms; an alkoxy group of 1 to 20 carbon atoms; or an aryloxy group of 6 to 20 carbon atoms; where adjacent two or more among R 5 to R 11 are optionally connected with each other to form an aliphatic ring of 3 to 20 carbon atoms, or an aromatic ring of 6 to 20 carbon atoms. <EOS>