A multifunctional hip brace comprises a retaining wrapping base of elastic fabric (12) comprising a side portion (13), a lumbar band (14a) and a thigh band (14b), wherein the lumbar band (14a) and the thigh band (14b) are placed at opposite ends of the side portion (13) and can be wrapped about the waist and about a thigh of the patient and can be clamped in adjustable positions through quick hooking means (16), wherein the side portion (13) is entirely made of fabric and wherein the elastic retaining wrapping base (12) comprises a plurality of arrangements (17′, 17″) for hooking additional accessory elements (18′, 18″) for selectively limiting the movements of the hip joint, such as an articulated rod (18′), said plurality of arrangements (17′, 17″) being externally constrainable in a removable manner to the side portion (13) through quick hooking means (19), and a pair of elastic pulling strips (18″) externally constrainable in a removable manner through quick hooking means (19), diagonally placed between the lumbar band (14a) and the thigh band (14b) in a position crossed to one another, wherein the plurality of first and second arrangements (17′, 17″) for hooking the additional accessory elements (18′, 18″) are arranged longitudinally along the side portion (13) and frontally and rearly on the lumbar band (14a) and on the thigh band (14b).