Spanish Mastiff

About

The Spanish Mastiff is a loyal, protective, and gentle giant best suited for experienced owners who can provide the space, training, and structure they need. With their combination of calm confidence, affectionate nature, and natural guarding instincts, they thrive in homes where they are given the opportunity to protect and bond with their family. Their strong, dependable presence makes them a cherished and formidable addition to any household.

Breed Size
  • Weight (Male)

    63-91 kg

  • Weight (Female)

    63-91 kg

  • Height (Male)

    76-89 sm

  • Height (Female)

    76-89 sm

Coat
  • Fur Type

    Smooth/Double

  • Color

    One color

Care
  • Walk

    >30 minutes/day

  • Breed group

    Foundation Stock Service

  • Breed Size

    XL

  • Demeanor category

    Alert/Responsive

Breed Traits
  • Barking
  • Good with young children
  • Drooling
  • Energy level value
  • Grooming frequency value
  • Good with other dogs
  • Trainability
Breeds Club Recognition
  • Trainability Category

    >Agreeable

  • Temperament

    >Affectionate, Intelligent, Kind

Description

The Spanish Mastiff is a powerful and loyal breed known for its protective nature and calm demeanor. Originating in Spain, this ancient breed has a long history of being used as a livestock guardian, protecting flocks of sheep from predators such as wolves and bears. Their formidable size, courage, and dedication have made them highly valued as protectors and companions throughout the centuries. Spanish Mastiffs typically stand between 28 to 35 inches tall at the shoulder and can weigh between 140 to 200 pounds, with males generally being larger than females. They have a strong, muscular build that emphasizes their imposing presence. Their dense, weather-resistant double coat can be short to medium in length and comes in a variety of colors, including fawn, brindle, black, and shades of gray. Their broad head, expressive dark eyes, and deep chest contribute to their regal and confident appearance. This breed is known for its loyal, protective, and calm temperament. Spanish Mastiffs are deeply devoted to their families and make excellent guardians, being naturally alert and cautious with strangers. Despite their formidable guarding instincts, they are gentle and affectionate with those they trust, including children and other household pets. Early socialization and training are essential for this breed to help them develop balanced behavior and confidence. They are intelligent and independent, so training should be consistent and use positive reinforcement to ensure cooperation. Spanish Mastiffs have moderate energy levels and require regular exercise to maintain their health and happiness. Daily walks and time spent exploring secure outdoor spaces are beneficial, but they do not require excessive physical activity. Their natural instincts to guard and observe mean they thrive in environments where they can oversee their surroundings, making them ideal for homes with large yards or rural settings. Grooming a Spanish Mastiff is relatively low-maintenance despite their size. Weekly brushing helps manage shedding and keeps their coat in good condition, with more frequent grooming needed during seasonal shedding periods. Routine ear cleaning, dental care, and nail trimming are also essential to maintain their overall health and hygiene. Spanish Mastiffs have a lifespan of around 10 to 12 years and are generally healthy, though they can be prone to certain health issues such as hip dysplasia, elbow dysplasia, and bloat (gastric torsion). Regular veterinary checkups, a balanced diet, and maintaining a healthy weight help support their long-term health and well-being.