His great-grandson, Simon IV would eventually marry the heiress of Leicester, and their son, Simon V would become the first Montfort earl of Leicester.
hɪz ɡɹˈeɪtɡɹˈændsʌn, sˈaɪmən ɹˌoʊmən fˈoːɹ wʊd ᵻvˈɛntʃuːəli mˈæɹi ðɪ ˈɛɹɛs ʌv lˈɛstɚ, ænd ðɛɹ sˈʌn, sˈaɪmən vˈiː wʊd bɪkˌʌm ðə fˈɜːst mˈɔntfɔːɹt ˈɜːl ʌv lˈɛstɚ.