National Fatherless Children's Day is observed on the fourth Sunday in June in the United States. This day aims to raise awareness about the impact of fatherlessness on children and families, highlighting the negative consequences of a lack of paternal involvement. Activities typically include supporting mentorship programs and advocating for resources that assist fatherless children. Organizations such as Finding Fathers, Inc., Big Brothers Big Sisters of America, and the National Fatherhood Initiative play significant roles in promoting awareness and fundraising efforts during this time. Participants are encouraged to volunteer, donate, and share educational resources to foster community support. Social media engagement is also encouraged, with hashtags like #FatherlessChildrensDay used to facilitate discussions and share stories related to mentorship and fatherhood.