When Joseph Hubert Lambermont was born on 19 February 1886, in Susteren, Limburg, Netherlands, his father, Jan Theodor Lambermont, was 39 and his mother, Maria Josepha Schulpen, was 41. He married Maria Augusta Hubertina Coumans on 3 October 1918, in Limburg, Netherlands. They were the parents of at least 3 sons and 5 daughters. He died on 13 May 1942, in Nieuwstadt, Limburg, Netherlands, at the age of 56.