An electronic device (100, 200) comprising: a first housing (110, 210) and a second housing (120, 220) configured to rotate with respect to each other between a first position at which the first housing and the second housing are disposed to face each other and a second position at which the first housing and the second housing are unfolded from the first position at a specified angle with respect to each other; and a hinge module (164, 164a, 204) including a hinge disposed between the first housing and the second housing and configured to couple the first housing and the second housing to be rotatable with respect to each other, wherein the hinge module comprises: a first hinge plate (164b, 241a) coupled with the first housing and disposed to be rotatable around a first rotation axis; a second hinge plate (164c, 241b) coupled with the second housing and disposed to be rotatable around a second rotation axis parallel to the first rotation axis; a rotation plate disposed to be rotatable around a rotation axis perpendicular to the first rotation axis or the second rotation axis; a first interlocking assembly including at least one of a slider, a link or a connection pin configured to couple the first hinge plate and the rotation plate to each other; and a second interlocking assembly including at least one of a slider, a link or a connection pin configured to couple the second hinge plate and the rotation plate to each other, and wherein, the first hinge plate and the second hinge plate are configured to be interlocked with each other by the rotation plate, the first interlocking assembly, and the second interlocking assembly to rotate between the first position and the second position as the first housing and the second housing rotate. a first housing (110, 210) and a second housing (120, 220) configured to rotate with respect to each other between a first position at which the first housing and the second housing are disposed to face each other and a second position at which the first housing and the second housing are unfolded from the first position at a specified angle with respect to each other; and a hinge module (164, 164a, 204) including a hinge disposed between the first housing and the second housing and configured to couple the first housing and the second housing to be rotatable with respect to each other, wherein the hinge module comprises: a first hinge plate (164b, 241a) coupled with the first housing and disposed to be rotatable around a first rotation axis; a second hinge plate (164c, 241b) coupled with the second housing and disposed to be rotatable around a second rotation axis parallel to the first rotation axis; a rotation plate disposed to be rotatable around a rotation axis perpendicular to the first rotation axis or the second rotation axis; a first interlocking assembly including at least one of a slider, a link or a connection pin configured to couple the first hinge plate and the rotation plate to each other; and a second interlocking assembly including at least one of a slider, a link or a connection pin configured to couple the second hinge plate and the rotation plate to each other, and a first hinge plate (164b, 241a) coupled with the first housing and disposed to be rotatable around a first rotation axis; a second hinge plate (164c, 241b) coupled with the second housing and disposed to be rotatable around a second rotation axis parallel to the first rotation axis; a rotation plate disposed to be rotatable around a rotation axis perpendicular to the first rotation axis or the second rotation axis; a first interlocking assembly including at least one of a slider, a link or a connection pin configured to couple the first hinge plate and the rotation plate to each other; and a second interlocking assembly including at least one of a slider, a link or a connection pin configured to couple the second hinge plate and the rotation plate to each other, and wherein, the first hinge plate and the second hinge plate are configured to be interlocked with each other by the rotation plate, the first interlocking assembly, and the second interlocking assembly to rotate between the first position and the second position as the first housing and the second housing rotate.