John I of Isenburg-Limburg
John I of Isenburg-Limburg , "The blind Lord" ( died September 29 , 1312 ) was from 1289 Count of ( Isenburg- ) Limburg and the head of the House of Limburg . 
<triplet> John I of Isenburg-Limburg <subj> September 29, 1312 <obj> date of death