2MASS J19383260+4603591 is a bright A-type star (about 0.48 solar masses, 29,564 K, 0.20 solar radii), 396 light-years from Earth. Kepler-451 d is a 1.76-Jupiter-mass companion, with an orbital period of 43.0 days, discovered in 2022 via eclipse timing variations. 2MASS J19383260+4603591 b is a 1.86-Jupiter-mass companion, with an orbital period of 1.11 years, on an eccentric orbit (e ≈ 0.33), discovered in 2015 via eclipse timing variations. Kepler-451 c is a 1.61-Jupiter-mass companion, with an orbital period of 4.00 years, on an eccentric orbit (e ≈ 0.29), discovered in 2022 via eclipse timing variations.