A metallocene compound represented by the following Chemical Formula 1: in Chemical Formula 1, A is hydrogen, a halogen, a C 1 - C 20 alkyl group, a C 2 - C 20 alkenyl group, a C 6 - C 20 aryl group, a C 7 - C 20 alkylaryl group, a C 7 - C 20 arylalkyl group, a C 1 - C 20 alkoxy group, a C 2 - C 20 alkoxyalkyl group, a C 3 - C 20 heterocycloalkyl group, or a C 5 - C 20 heteroaryl group; D is -O-, -S-, -N -, or -Si (R')-, wherein R and R' are same or different each other, and are independently hydrogen, a halogen, a C 1 - C 20 alkyl group, a C 2 - C 20 alkenyl group, or a C 6 - C 20 aryl group; L is a C 1 - C 10 linear or branched alkylene group; B is carbon, silicon, or germanium; Q is hydrogen, a halogen, a C 1 - C 20 alkyl group, a C 2 - C 20 alkenyl group, a C 6 - C 20 aryl group, a C 7 - C 20 alkylaryl group, or a C 7 - C 20 arylalkyl group; M is a group 4 transition metal; X 1 and X 2 are, same to or different from each other, independently hydrogen, a halogen, a C 1 - C 20 alkyl group, a C 2 - C 20 alkenyl group, a C 6 - C 20 aryl group, a nitro group, an amido group, a C 1 - C 20 alkylsilyl group, a C 1 - C 20 alkoxy group, or a C 1 - C 20 sulfonate group; C 1 is represented by any one of the following Chemical Formula 2a and Chemical Formula 2b; and C 2 is represented by the following Chemical Formula 3: in Chemical Formulae 2a, 2b and 3, R 1 to R 17 and R 1 ' to R 9 ' are, same to or different from each other, independently hydrogen, a halogen, a C 1 - C 20 alkyl group, a C 2 - C 20 alkenyl group, a C 1 - C 20 alkylsilyl group, a C 1 - C 20 silylalkyl group, a C 1 - C 20 alkoxysilyl group, a C 1 - C 20 alkoxy group, a C 6 - C 20 aryl group, a C 7 - C 20 alkylaryl group, or a C 7 - C 20 arylalkyl group, wherein 2 or more adjacent groups among R 10 to R 17 may form a substituted or unsubstituted aliphatic or aromatic ring by being connected together. A is hydrogen, a halogen, a C 1 - C 20 alkyl group, a C 2 - C 20 alkenyl group, a C 6 - C 20 aryl group, a C 7 - C 20 alkylaryl group, a C 7 - C 20 arylalkyl group, a C 1 - C 20 alkoxy group, a C 2 - C 20 alkoxyalkyl group, a C 3 - C 20 heterocycloalkyl group, or a C 5 - C 20 heteroaryl group; D is -O-, -S-, -N -, or -Si (R')-, wherein R and R' are same or different each other, and are independently hydrogen, a halogen, a C 1 - C 20 alkyl group, a C 2 - C 20 alkenyl group, or a C 6 - C 20 aryl group; L is a C 1 - C 10 linear or branched alkylene group; B is carbon, silicon, or germanium; Q is hydrogen, a halogen, a C 1 - C 20 alkyl group, a C 2 - C 20 alkenyl group, a C 6 - C 20 aryl group, a C 7 - C 20 alkylaryl group, or a C 7 - C 20 arylalkyl group; M is a group 4 transition metal; X 1 and X 2 are, same to or different from each other, independently hydrogen, a halogen, a C 1 - C 20 alkyl group, a C 2 - C 20 alkenyl group, a C 6 - C 20 aryl group, a nitro group, an amido group, a C 1 - C 20 alkylsilyl group, a C 1 - C 20 alkoxy group, or a C 1 - C 20 sulfonate group; C 1 is represented by any one of the following Chemical Formula 2a and Chemical Formula 2b; and C 2 is represented by the following Chemical Formula 3: in Chemical Formulae 2a, 2b and 3, R 1 to R 17 and R 1 ' to R 9 ' are, same to or different from each other, independently hydrogen, a halogen, a C 1 - C 20 alkyl group, a C 2 - C 20 alkenyl group, a C 1 - C 20 alkylsilyl group, a C 1 - C 20 silylalkyl group, a C 1 - C 20 alkoxysilyl group, a C 1 - C 20 alkoxy group, a C 6 - C 20 aryl group, a C 7 - C 20 alkylaryl group, or a C 7 - C 20 arylalkyl group, wherein 2 or more adjacent groups among R 10 to R 17 may form a substituted or unsubstituted aliphatic or aromatic ring by being connected together.