A fuel injection valve comprising: a valve body that includes a valve hole; a valve element provided in the valve body so as to open and close the valve hole; and a nozzle hole plate provided in the valve body so as to cover the valve hole, wherein: a nozzle hole (31; 32; 33; 34; 35; 36) that extends through in a plate thickness direction is formed in the nozzle hole plate, and a flow path cross-section of the nozzle hole (31; 32; 33; 34; 35; 36) is formed such that, in a plan view with respect to the nozzle hole plate, an entry-side open end portion (31a; 32a; 33a; 34a; 35a; 36a) that is positioned on the valve body side is formed in an oval shape having a long axis and a short axis and an exit-side open end portion (31b; 32b; 33b; 34b; 35b; 36b) that is positioned on an opposite side from the valve body is formed in an oval shape having a long axis and a short axis, characterized in that the nozzle hole (31; 32; 33; 34; 35; 36) is formed such that a second angle (θ2) that is an intersecting angle of opposing nozzle hole inner wall surface portions (31e, 31f; 32e, 32f; 33e, 33f; 34e, 34f; 35e, 35f; 36e, 36f) in an oblique section along the short axes (Y1, Y2) of the entry-side open end portion and the exit-side open end portion is greater than a first angle (θ1) that is an intersecting angle of opposing nozzle hole inner wall surface portions (31c, 31d; 32c, 32d; 33c, 33d; 34c, 34d; 35c, 35d; 36c, 36d) in a longitudinal section along the long axes (X1, X2) of the entry-side open end portion and the exit-side open end portion. a valve body that includes a valve hole; a valve element provided in the valve body so as to open and close the valve hole; and a nozzle hole plate provided in the valve body so as to cover the valve hole, wherein: a nozzle hole (31; 32; 33; 34; 35; 36) that extends through in a plate thickness direction is formed in the nozzle hole plate, and a flow path cross-section of the nozzle hole (31; 32; 33; 34; 35; 36) is formed such that, in a plan view with respect to the nozzle hole plate, an entry-side open end portion (31a; 32a; 33a; 34a; 35a; 36a) that is positioned on the valve body side is formed in an oval shape having a long axis and a short axis and an exit-side open end portion (31b; 32b; 33b; 34b; 35b; 36b) that is positioned on an opposite side from the valve body is formed in an oval shape having a long axis and a short axis, characterized in that the nozzle hole (31; 32; 33; 34; 35; 36) is formed such that a second angle (θ2) that is an intersecting angle of opposing nozzle hole inner wall surface portions (31e, 31f; 32e, 32f; 33e, 33f; 34e, 34f; 35e, 35f; 36e, 36f) in an oblique section along the short axes (Y1, Y2) of the entry-side open end portion and the exit-side open end portion is greater than a first angle (θ1) that is an intersecting angle of opposing nozzle hole inner wall surface portions (31c, 31d; 32c, 32d; 33c, 33d; 34c, 34d; 35c, 35d; 36c, 36d) in a longitudinal section along the long axes (X1, X2) of the entry-side open end portion and the exit-side open end portion. a nozzle hole (31; 32; 33; 34; 35; 36) that extends through in a plate thickness direction is formed in the nozzle hole plate, and a flow path cross-section of the nozzle hole (31; 32; 33; 34; 35; 36) is formed such that, in a plan view with respect to the nozzle hole plate, an entry-side open end portion (31a; 32a; 33a; 34a; 35a; 36a) that is positioned on the valve body side is formed in an oval shape having a long axis and a short axis and an exit-side open end portion (31b; 32b; 33b; 34b; 35b; 36b) that is positioned on an opposite side from the valve body is formed in an oval shape having a long axis and a short axis, characterized in that the nozzle hole (31; 32; 33; 34; 35; 36) is formed such that a second angle (θ2) that is an intersecting angle of opposing nozzle hole inner wall surface portions (31e, 31f; 32e, 32f; 33e, 33f; 34e, 34f; 35e, 35f; 36e, 36f) in an oblique section along the short axes (Y1, Y2) of the entry-side open end portion and the exit-side open end portion is greater than a first angle (θ1) that is an intersecting angle of opposing nozzle hole inner wall surface portions (31c, 31d; 32c, 32d; 33c, 33d; 34c, 34d; 35c, 35d; 36c, 36d) in a longitudinal section along the long axes (X1, X2) of the entry-side open end portion and the exit-side open end portion.