A saddle riding type vehicle having a vehicular helmet holder with an improved anti-theft function making it less easy to tamper with the helmet holder held on the vehicle body. A saddle riding type vehicle includes a vehicle body frame and a riding seat disposed upwardly of the vehicle body frame. The riding seat is mounted so as to be removable relative to the vehicle body frame. The saddle riding type vehicle has a helmet holder. The helmet holder includes a hook section disposed at a substantially central position in a vehicle width direction on the vehicle body frame with the hook section being capable of holding a helmet. A lateral masking section is provided for covering at least vehicle lateral outer sides of the hook section and an upward masking section for covering the hook section at least from above.