caption father birth_place nationality relatives ethnicity name birth_date residence image article_title birth_name
louis-christophe -lrb- 2003 -rrb- . zaleski-zamenhof and marjorie boulton , another prominent esperantist adam zamenhof wanda zamenhof warsaw , poland polish zofia zamenhof -lrb- grandfather -rrb- zamenhof -lrb- aunt -rrb- lidia zamenhof l. l. jewish louis-christophe zaleski-zamenhof 23 january 1925 france uk2003-08-02-zamenhof-boulton . jpg louis-christophe zaleski-zamenhof
 ludwik zamenhof
louis-christophe zaleski-zamenhof

louis-christophe zaleski-zamenhof -lrb- born ludwik krzysztof zamenhof , 23 january 1925 -rrb- is a civil and marine engineer , specializing in the design of structural steel and concrete construction .
he is a grandson of polish-jewish linguist l. l. zamenhof , the originator of the international auxiliary language esperanto .
since the 1960s he has lived in france .
