Mawlid al-Nabi, also known as the Prophet Muhammad's birthday, is celebrated with great enthusiasm and devotion in Western Sahara. It is observed in Rabi' al-awwal, the third month in the Islamic calendar. Western Sahara, being a predominantly Muslim country, marks this day with various activities and celebrations honoring the Prophet Muhammad, viewed as the last prophet in Islam.

The observance of Mawlid in Western Sahara is a fusion of traditional and religious practices that cast a unique cultural spotlight on this North African nation. The day is marked with public and private meetings where the life, teachings, and virtues of the Prophet Muhammad are discussed. Recitation of Islamic holy texts and poetry that praises the Prophet are also common practices. The vibrant streets are filled with processions, and homes and mosques are illuminated, creating a festive ambiance around the country.

Besides the religious and spiritual significance, Mawlid al-Nabi also involves social aspects in Western Sahara. Shared meals and distribution of food and alms to the less fortunate are integral parts of the festive day. The government also organizes cultural events, exhibitions, and competitions highlighting the life and teachings of the Prophet to further educate the masses about their faith. Despite some variance in practices, the common theme revolving around Mawlid al-Nabi in Western Sahara is the remembrance and veneration of the Prophet Muhammad.