A bearing apparatus (10, 110, 210) comprising: an angular contact ball bearing including a fixed ring, a rotation ring, and a plurality of balls, the fixed ring having a first raceway surface, the rotation ring being disposed to be separated from the first raceway surface in a radial direction of the fixed ring, the rotation ring having a second raceway surface, each of the plurality of balls being disposed between the first raceway surface and the second raceway surface to have an contact angle with respect to each of the first raceway surface and the second raceway surface; and a supply portion (27, 28, 29, 30, 31, 32) configured to supply lubricating oil to a space between the fixed ring and the rotation ring, wherein the fixed ring is provided with a recess at least extending in an axial direction of the angular contact ball bearing, one end of the recess in the axial direction faces the space, the other end of the recess in the axial direction is located at an outer side relative to the one end in the axial direction, and the supply portion (27, 28, 29, 30, 31, 32) is provided to supply the lubricating oil to the space via the recess, the one end is formed in the fixed ring at a region other than a rolling track of each of the balls on the first raceway surface, characterized in that the fixed ring is provided with a grease pocket being formed as a groove portion in a shoulder portion of the fixed ring, said groove portion being formed adjacent to the first raceway surface at a side, at which the contact angle is formed, in the axial direction, the groove portion extending along a circumferential direction of the fixed ring, the one end is formed in the groove portion, the one end of the recess is formed in the end portion of the groove portion located at the outer side in the axial direction, the bearing apparatus further comprising grease, wherein the grease can be sealed in the grease pocket. an angular contact ball bearing including a fixed ring, a rotation ring, and a plurality of balls, the fixed ring having a first raceway surface, the rotation ring being disposed to be separated from the first raceway surface in a radial direction of the fixed ring, the rotation ring having a second raceway surface, each of the plurality of balls being disposed between the first raceway surface and the second raceway surface to have an contact angle with respect to each of the first raceway surface and the second raceway surface; and a supply portion (27, 28, 29, 30, 31, 32) configured to supply lubricating oil to a space between the fixed ring and the rotation ring, wherein the fixed ring is provided with a recess at least extending in an axial direction of the angular contact ball bearing, one end of the recess in the axial direction faces the space, the other end of the recess in the axial direction is located at an outer side relative to the one end in the axial direction, and the supply portion (27, 28, 29, 30, 31, 32) is provided to supply the lubricating oil to the space via the recess, the one end is formed in the fixed ring at a region other than a rolling track of each of the balls on the first raceway surface, characterized in that the fixed ring is provided with a grease pocket being formed as a groove portion in a shoulder portion of the fixed ring, said groove portion being formed adjacent to the first raceway surface at a side, at which the contact angle is formed, in the axial direction, the groove portion extending along a circumferential direction of the fixed ring, the one end is formed in the groove portion, the one end of the recess is formed in the end portion of the groove portion located at the outer side in the axial direction, the bearing apparatus further comprising grease, wherein the grease can be sealed in the grease pocket.