Exhibit 24     **POWER OF    ATTORNEY**     WHEREAS, Kendle International Inc., an Ohio corporation (the    “Company”), proposes to file with the Securities and    Exchange Commission under the provisions of the Securities    Exchange Act of 1934, as amended, and the Rules and Regulations    thereunder, an Annual Report on    Form 10-K    for the year ended December 31, 2008; and     WHEREAS, the undersigned is a director of the Company;     NOW, THEREFORE, the undersigned hereby constitutes and appoints    Karl Brenkert III, Stacey Heiser, and George Pisaruk, acting    individually, his attorney, for him and in his name, place and    stead, and in such appointee’s office and capacity in the    Company, to execute and file such Annual Report on    Form 10-K,    and thereafter to execute and file any amendments or supplements    thereto, hereby giving and granting to said attorney full power    and authority to do and perform each and every act and thing    whatsoever requisite and necessary to be done in and about the    premises as fully to all intents and purposes as he might or    could do if personally present at the doing thereof, hereby    ratifying and confirming all that said attorney may or shall    lawfully do or cause to be done by virtue hereof.     IN WITNESS WHEREOF, the undersigned has hereunto set his hand    this 16th day of March, 2009. /s/  Robert    R. Buck    (sign name)     Robert R. Buck    (print name)

 
    Exhibit 24 **POWER OF    ATTORNEY**     WHEREAS, Kendle International Inc., an Ohio corporation (the    “Company”), proposes to file with the Securities and    Exchange Commission under the provisions of the Securities    Exchange Act of 1934, as amended, and the Rules and Regulations    thereunder, an Annual Report on    Form 10-K    for the year ended December 31, 2008; and     WHEREAS, the undersigned is a director of the Company;     NOW, THEREFORE, the undersigned hereby constitutes and appoints    Karl Brenkert III, Stacey Heiser, and George Pisaruk, acting    individually, his attorney, for him and in his name, place and    stead, and in such appointee’s office and capacity in the    Company, to execute and file such Annual Report on    Form 10-K,    and thereafter to execute and file any amendments or supplements    thereto, hereby giving and granting to said attorney full power    and authority to do and perform each and every act and thing    whatsoever requisite and necessary to be done in and about the    premises as fully to all intents and purposes as he might or    could do if personally present at the doing thereof, hereby    ratifying and confirming all that said attorney may or shall    lawfully do or cause to be done by virtue hereof.     IN WITNESS WHEREOF, the undersigned has hereunto set his hand    this 16th day of March, 2009. /s/  G.    Steven Geis    (sign name)     G. Steven Geis    (print name)

 
    Exhibit 24 **POWER OF    ATTORNEY**     WHEREAS, Kendle International Inc., an Ohio corporation (the    “Company”), proposes to file with the Securities and    Exchange Commission under the provisions of the Securities    Exchange Act of 1934, as amended, and the Rules and Regulations    thereunder, an Annual Report on    Form 10-K    for the year ended December 31, 2008; and     WHEREAS, the undersigned is a director of the Company;     NOW, THEREFORE, the undersigned hereby constitutes and appoints    Karl Brenkert III, Stacey Heiser, and George Pisaruk, acting    individually, his attorney, for him and in his name, place and    stead, and in such appointee’s office and capacity in the    Company, to execute and file such Annual Report on    Form 10-K,    and thereafter to execute and file any amendments or supplements    thereto, hereby giving and granting to said attorney full power    and authority to do and perform each and every act and thing    whatsoever requisite and necessary to be done in and about the    premises as fully to all intents and purposes as he might or    could do if personally present at the doing thereof, hereby    ratifying and confirming all that said attorney may or shall    lawfully do or cause to be done by virtue hereof.     IN WITNESS WHEREOF, the undersigned has hereunto set his hand    this    16th day    of March, 2009. /s/  Timothy    E. Johnson    (sign name)     Timothy E. Johnson    (print name)

 
Exhibit 24     **POWER OF    ATTORNEY**     WHEREAS, Kendle International Inc., an Ohio corporation (the    “Company”), proposes to file with the Securities and    Exchange Commission under the provisions of the Securities    Exchange Act of 1934, as amended, and the Rules and Regulations    thereunder, an Annual Report on    Form 10-K    for the year ended December 31, 2008; and     WHEREAS, the undersigned is a director of the Company;     NOW, THEREFORE, the undersigned hereby constitutes and appoints    Karl Brenkert III, Stacey Heiser, and George Pisaruk, acting    individually, his attorney, for him and in his name, place and    stead, and in such appointee’s office and capacity in the    Company, to execute and file such Annual Report on    Form 10-K,    and thereafter to execute and file any amendments or supplements    thereto, hereby giving and granting to said attorney full power    and authority to do and perform each and every act and thing    whatsoever requisite and necessary to be done in and about the    premises as fully to all intents and purposes as he might or    could do if personally present at the doing thereof, hereby    ratifying and confirming all that said attorney may or shall    lawfully do or cause to be done by virtue hereof.     IN WITNESS WHEREOF, the undersigned has hereunto set his hand    this 16th day of March, 2009. /s/  Donald    C. Harrison    (sign name)     Donald C. Harrison    (print name)

 
    Exhibit 24 **POWER OF    ATTORNEY**     WHEREAS, Kendle International Inc., an Ohio corporation (the    “Company”), proposes to file with the Securities and    Exchange Commission under the provisions of the Securities    Exchange Act of 1934, as amended, and the Rules and Regulations    thereunder, an Annual Report on    Form 10-K    for the year ended December 31, 2008; and     WHEREAS, the undersigned is a director of the Company;     NOW, THEREFORE, the undersigned hereby constitutes and appoints    Karl Brenkert III, Stacey Heiser, and George Pisaruk, acting    individually, his attorney, for him and in his name, place and    stead, and in such appointee’s office and capacity in the    Company, to execute and file such Annual Report on    Form 10-K,    and thereafter to execute and file any amendments or supplements    thereto, hereby giving and granting to said attorney full power    and authority to do and perform each and every act and thing    whatsoever requisite and necessary to be done in and about the    premises as fully to all intents and purposes as he might or    could do if personally present at the doing thereof, hereby    ratifying and confirming all that said attorney may or shall    lawfully do or cause to be done by virtue hereof.     IN WITNESS WHEREOF, the undersigned has hereunto set his hand    this 16th day of March, 2009. /s/  Frederick    A. Russ    (sign name)     Frederick A. Russ    (print name)

 
    Exhibit 24 **POWER OF    ATTORNEY**     WHEREAS, Kendle International Inc., an Ohio corporation (the    “Company”), proposes to file with the Securities and    Exchange Commission under the provisions of the Securities    Exchange Act of 1934, as amended, and the Rules and Regulations    thereunder, an Annual Report on    Form 10-K    for the year ended December 31, 2008; and     WHEREAS, the undersigned is a director of the Company;     NOW, THEREFORE, the undersigned hereby constitutes and appoints    Karl Brenkert III, Stacey Heiser, and George Pisaruk, acting    individually, his attorney, for him and in his name, place and    stead, and in such appointee’s office and capacity in the    Company, to execute and file such Annual Report on    Form 10-K,    and thereafter to execute and file any amendments or supplements    thereto, hereby giving and granting to said attorney full power    and authority to do and perform each and every act and thing    whatsoever requisite and necessary to be done in and about the    premises as fully to all intents and purposes as he might or    could do if personally present at the doing thereof, hereby    ratifying and confirming all that said attorney may or shall    lawfully do or cause to be done by virtue hereof.     IN WITNESS WHEREOF, the undersigned has hereunto set his hand    this 16th day of March, 2009. /s/  Timothy    M. Mooney    (sign name)     Timothy M. Mooney    (print name)