Scaffold coupling, comprising at least one coupling unit with: - two coupling parts (16, 18) pivotably connected to one another about a pivot axis in a pivot connection region, wherein a first of the two coupling parts (16, 18) has two first pivot connection projections (34a, 34b) which are arranged at a distance from one another in the direction of the pivot axis and form an axial intermediate space between them, and a second of the two coupling parts (16, 18) has a second pivot connection projection which is positioned so as to engage in the intermediate space, and wherein the first pivot connection projections (34a, 84b) are coupled by means of at least one pivot bolt to the second pivot connection projection so as to be pivotable relative to one another about the pivot axis, wherein an axial extension of the second pivot connection projection is greater in a third circumferential region relative to the pivot axis than in a fourth circumferential region, and - a scaffold element clamping region and a locking region, wherein in the locking region the two coupling parts (16, 18) can be locked against pivot relative to one another by at least one locking member, wherein the scaffold element clamping region is positioned between the pivot connection region and the locking region, wherein the two coupling parts (16, 18) of the at least one coupling unit can be pivoted with respect to one another about the pivot axis between a clamping position and a release position, wherein in the clamping position the two coupling parts (16, 18) are locked or lockable against pivot with respect to one another by the at least one locking member when the scaffold element clamping region engages around a scaffold element, wherein an axial extension of the intermediate space in a first circumferential region with respect to the pivot axis is smaller than in a second circumferential region, characterized in that, in the clamping position, the second pivot connection projection is positioned with its third circumferential region at least partially in the first circumferential region of the intermediate space. - two coupling parts (16, 18) pivotably connected to one another about a pivot axis in a pivot connection region, wherein a first of the two coupling parts (16, 18) has two first pivot connection projections (34a, 34b) which are arranged at a distance from one another in the direction of the pivot axis and form an axial intermediate space between them, and a second of the two coupling parts (16, 18) has a second pivot connection projection which is positioned so as to engage in the intermediate space, and wherein the first pivot connection projections (34a, 84b) are coupled by means of at least one pivot bolt to the second pivot connection projection so as to be pivotable relative to one another about the pivot axis, wherein an axial extension of the second pivot connection projection is greater in a third circumferential region relative to the pivot axis than in a fourth circumferential region, and - a scaffold element clamping region and a locking region, wherein in the locking region the two coupling parts (16, 18) can be locked against pivot relative to one another by at least one locking member, wherein the scaffold element clamping region is positioned between the pivot connection region and the locking region, wherein the two coupling parts (16, 18) of the at least one coupling unit can be pivoted with respect to one another about the pivot axis between a clamping position and a release position, wherein in the clamping position the two coupling parts (16, 18) are locked or lockable against pivot with respect to one another by the at least one locking member when the scaffold element clamping region engages around a scaffold element, wherein an axial extension of the intermediate space in a first circumferential region with respect to the pivot axis is smaller than in a second circumferential region, characterized in that, in the clamping position, the second pivot connection projection is positioned with its third circumferential region at least partially in the first circumferential region of the intermediate space.