Clidicus may refer to:

• Clidicus (genus), a rove beetle genus
• Clidicus (Archon), an Archon of Athens from 733 BC to 723 BC

• Radusa (Tutin)
• Radusa (Ub)
• Radu Serban
• Raduskevicius Palace
• Radu Stanca National Theater
• Radu Stanca National Theatre
• Radu (surname)
• Radu the Fair
• Radu Tuculescu
• Radu Vardaru
• Radu Varia
• Radu X Şerban
• Radu X Șerban
• Radu-ye Bala
• Radu-ye Pain
• Radu-ye Polan
• Raduz Dornak
• Raduzhnoye
• Raduzhny
• Raduzhny (disambiguation)
• Raduzhny, Khanty-Mansi
• Raduzhny, Khanty–Mansia
• Raduzhny, Khanty–Mansi Autonomous Okrug
• Raduzhny Urban Okrug
• Raduzhny Urban Okrug, Khanty-Mansi Autonomous Okrug