Maren Morris has filed for divorce from Ryan Hurd after five years of marriage. The “My Church” singer-songwriter, 33, filed on Oct. 2 in Tennessee for a dissolution of marriage from Hurd, 36, documents obtained by PEOPLE confirm. The filing cites “irreconcilable differences” as the reason for the divorce. Documents state the pair, who share 3½-year-old son Hayes Andrew, has …