1 Exhibit 21 Kendle International Inc. Subsidiary List Subsidiary Jurisdiction of Organization - ---------- ---------------------------- Kendle U.K. Inc. Ohio Kendle GmbH Germany Kendle Vermogensverwaltungs GmbH Germany Kendle International B.V. The Netherlands U-Gene Clinical Research B.V. The Netherlands U-Gene Research Biotechnology B.V. The Netherlands Kendle International Holdings Limited United Kingdom Kendle Branches Limited United Kingdom Kendle International Limited United Kingdom Kendle U.K. Limited United Kingdom Kendle International SARL France ACER/EXCEL INC. New Jersey Health Care Communications Inc. Ohio Kendle Delaware Inc. Delaware Kendle Canada Inc. Canada