A hybrid supported metallocene catalyst comprising at least one first metallocene compound selected from compounds represented by the following Chemical Formula 1; at least one second metallocene compound selected from compounds represented by the following Chemical Formula 3; and a support for supporting the first and second metallocene compounds: in Chemical Formula 1, M 1 is zirconium or hafnium; A 1 is carbon, silicon, or germanium; Q 1 and Q 2 are the same as or different from each other, and are each independently hydrogen, halogen, C 1-20 alkyl, C 2-20 alkenyl, C 2-20 alkoxyalkyl, C 7-40 aryloxyalkyl, C 6-40 aryl, C 7-40 alkylaryl, or C 7-40 arylalkyl; X 1 and X 2 are the same as or different from each other, and are each independently halogen, C 1-20 alkyl, C 2-20 alkenyl, C 6-40 aryl, a nitro group, an amido group, C 1-20 alkylsilyl, C 1-20 alkoxy, or C 1-20 sulfonate group; C 1 and C 2 are the same as or different from each other, and are each independently represented by either the following Chemical Formula 2a or the following Chemical Formula 2b, provided that the case where both C 1 and C 2 are Chemical Formula 2b is excluded; in Chemical Formulae 2a and 2b, R 1 to R 17 are the same as or different from each other, and are each independently hydrogen, halogen, C 1-20 alkyl, C 1-20 haloalkyl, C 2-20 alkenyl, C 1-20 alkylsilyl, C 1-20 silylalkyl, C 1-20 alkoxysilyl, C 1-20 alkoxy, C 6-40 aryl, C 7-40 alkylaryl, or C 7-40 arylalkyl; or two or more neighboring groups of the R 10 to R 17 are connected to each other to form a substituted or unsubstituted aliphatic or aromatic ring; • represents the site for binding to A 1 and M 1; in Chemical Formula 3, M 2 is zirconium or hafnium; A 2 is carbon, silicon, or germanium; X 3 and X 4 are the same as or different from each other and are each independently halogen, R 31 and R 35 are each phenyl substituted with C 3-6 branched alkyl; R 32 to R 34 and R 36 to R 38 are the same as or different from each other, and are each independently hydrogen, halogen, C 1-20 alkyl, C 2-20 alkenyl, C 1-20 alkylsilyl, C 1-20 silylalkyl, C 1-20 alkoxysilyl, C 1-20 ether, C 1-20 silyl ether, C 1-20 alkoxy, C 6-40 aryl, C 7-20 alkylaryl, or C 7-20 arylalkyl, and Q 3 and Q 4 are the same as each other and are each C 2-20 alkyl. M 1 is zirconium or hafnium; A 1 is carbon, silicon, or germanium; Q 1 and Q 2 are the same as or different from each other, and are each independently hydrogen, halogen, C 1-20 alkyl, C 2-20 alkenyl, C 2-20 alkoxyalkyl, C 7-40 aryloxyalkyl, C 6-40 aryl, C 7-40 alkylaryl, or C 7-40 arylalkyl; X 1 and X 2 are the same as or different from each other, and are each independently halogen, C 1-20 alkyl, C 2-20 alkenyl, C 6-40 aryl, a nitro group, an amido group, C 1-20 alkylsilyl, C 1-20 alkoxy, or C 1-20 sulfonate group; C 1 and C 2 are the same as or different from each other, and are each independently represented by either the following Chemical Formula 2a or the following Chemical Formula 2b, provided that the case where both C 1 and C 2 are Chemical Formula 2b is excluded; • represents the site for binding to A 1 and M 1; M 2 is zirconium or hafnium; A 2 is carbon, silicon, or germanium; X 3 and X 4 are the same as or different from each other and are each independently halogen, R 31 and R 35 are each phenyl substituted with C 3-6 branched alkyl; R 32 to R 34 and R 36 to R 38 are the same as or different from each other, and are each independently hydrogen, halogen, C 1-20 alkyl, C 2-20 alkenyl, C 1-20 alkylsilyl, C 1-20 silylalkyl, C 1-20 alkoxysilyl, C 1-20 ether, C 1-20 silyl ether, C 1-20 alkoxy, C 6-40 aryl, C 7-20 alkylaryl, or C 7-20 arylalkyl, and Q 3 and Q 4 are the same as each other and are each C 2-20 alkyl.