Mathilde, who recently celebrated her 52nd birthday, and 64-year-old Philippe were accompanied by other Belgian and international royals, including former monarch King Albert II and wife Queen Paola, at the church of Notre-Dame de Laeken in Brussels.
His parents, former monarch King Albert II and Queen Paola are seated] King Philippe, meanwhile, looked smart in a white shirt and deep blue, patterned tie, which was just visible beneath his heavy black overcoat.
King Philippe (left), 64, was seen assisting his elderly parents, former monarch King Albert II (centre) and Queen Paola, 87.
The Belgian king was seen assisting his elderly parents, former monarch King Albert II, 90, who abdicated and made way for his eldest son in 2013, and Queen Paola, 87.
Queen Mathilde of Belgium looked typically radiant as she led the Belgian royal family at the annual mass in Brussels today alongside husband King Philippe.