It is unknown when exactly he married, but after a reconstruction of the dates of his children's births, it is concluded that this happened after the death of his father, between 1212–1220.
Tidak diketahui kapan tepatnya ia menikah, tapi setelah rekonstruksi tanggal kelahiran anak-anaknya, disimpulkan bahwa ini terjadi setelah kematian ayahandanya, antara tahun 1212-1220.