They are named after a story recorded by the Brothers Grimm, called "Hans in Luck" or "Lucky Hans" in English, hence the logo of Hans riding a pig.
Hans Christian Andersen | Hans Holbein the Younger | Hans Zimmer | Hans Werner Henze | Hans Memling | Hans Pfitzner | Hans Küng | Hans Conried | Hans Knappertsbusch | Hans Magnus Enzensberger | Hans-Dietrich Genscher | Hans Blix | Hans Zender | Hans Scholl | Hans Hofmann | Hans Christian Ørsted | Hans Raj Hans | Hans Habe | Hans Baldung | Baron Hans Heinrich Thyssen-Bornemisza | Hans von Ohain | Hans van Manen | Hans Urs von Balthasar | Hans Sloane | Hans Rosbaud | Hans-Georg Backhaus | Hans-Adam II, Prince of Liechtenstein | Yuvraj Hans | Hans von Halban | Hans von Bülow |