Pseudonymy: Christian Huygens, Christian Huyghens, Christian Huegen, Christianus Hugenius, Christiaan Huigens, Christian Hügen, Christian Hughens, Khristian Giuens, Khristian Giuigens, Christian H. de Zuilychem, Christian Huygens van Zuylichem, Christianus Hugenius Zuilichemius, Ch. Gjujgens
Pseudonymy: Christian Rodenburg, Christian Rodenburgh, Christian Rodenburgius, Christianus Rodenburgius, Christian Rodenburch, Christiaan van Rodenburch