FORM 10-K EXHIBIT 21.1 SUBSIDIARIES 1. Citrix Capital Corp. Nevada, USA 2. Citrix Development Corp. Delaware, USA 3. Citrix do Brasil Ltda Brazil 4. Citrix Sistemas De Mexico S. de R.L. De C.V. Mexico 5. Citrix Systems Asia Pacific Pty Ltd.* Australia 6. Citrix Systems Belgium S.A.R.L.* Belgium 7. Citrix Systems Canada, Inc. Canada 8. Citrix Systems Capital and Finance Luxemburg 9. Citrix Systems Demark ApS* Denmark 10. Citrix Systems Finland Oy* Finland 11. Citrix Systems France SARL* France 12. Citrix Systems Ges.mbH* Austria 13. Citrix Systems GmbH* Germany 14. Citrix Systems Holding LLC Delaware, USA 15. Citrix Systems Hong Kong Limited* Hong Kong 16. Citrix Systems India Private Limited* India 17. Citrix Systems Intl. GmbH Switzerland 18. Citrix Systems Ireland* Ireland 19. Citrix Systems Italia S.r.L.* Italy 20. Citrix Systems Japan Kabushiki Kaisha* Japan 21. Citrix Systems Netherlands, B.V.* The Netherlands 22. Citrix Systems Poland Sp. Z.o.o. Poland 23. Citrix Systems (Research & Development) Ltd. England 24. Citrix Systems Singapore Pte Ltd.* Singapore 25. Citrix Systems South Africa (Pty) Ltd.* south Africa 26. Citrix Systems Spain, SL* Spain 27. Citrix Systems Sweden AB* Sweden 28. Citrix Systems UK Limited* England 29. Citrix Systems - V.I., Inc. Virgin Islands 30. Sequoia Software, Inc. Delaware, USA 31. Viewsoft, Inc. Delaware, USA *Wholly owned subsidiaries of Citrix Systems Intl. GmbH