Cilag AG is a Swiss pharmaceutical company. Cilag is a subsidiary of American pharmaceutical giant Johnson & Johnson. The company's global marketing activities are operated by Janssen-Cilag, a merger with another Johnson & Johnson subsidiary, Janssen Pharmaceutica.

Csillag is a Hungarian surname meaning "star". Notable people with the surname include:

• Balázs Csillag (born 1979), Hungarian long-distance runner
• Dárius Csillag (born 1995), Hungarian footballer
• Endre Csillag (born 1957), Hungarian guitarist
• Krisztián Csillag (born 1975), Hungarian footballer
• Levente Csillag (born 1973), Hungarian hurdler
• Róza Csillag (1832–1892), Hungarian mezzo-soprano
• Teréz Csillag (1862–1925), Hungarian actress

Cilag AG is a Swiss pharmaceutical company. Cilag is a subsidiary of American pharmaceutical giant Johnson & Johnson. The company's global marketing activities are operated by Janssen-Cilag, a merger with another Johnson & Johnson subsidiary, Janssen Pharmaceutica.

Csillag is a Hungarian surname meaning "star". Notable people with the surname include:

• Balázs Csillag (born 1979), Hungarian long-distance runner
• Dárius Csillag (born 1995), Hungarian footballer
• Endre Csillag (born 1957), Hungarian guitarist
• Krisztián Csillag (born 1975), Hungarian footballer
• Levente Csillag (born 1973), Hungarian hurdler
• Róza Csillag (1832–1892), Hungarian mezzo-soprano
• Teréz Csillag (1862–1925), Hungarian actress