This study aimed to examine and compare the effectiveness of attachment injury resolution model (AIRM) and integrative couple therapy (ICT) on the trust of Iranian women injured marital infidelity. In so doing, 30 women were purposively selected and randomly assigned to AIRM, ICT, and control groups to undergo relevant interventions consisting of eight 90-minute therapy sessions. The administration of the Trust Scale developed by Rempel et al. showed that the two models of couple therapy significantly improved the participants' trust. The AIRM was however more effective at the end, and three months after the end of the treatments.