Gábor Szegő was a Hungarian-American mathematician. He was one of the foremost mathematical analysts of his generation and made fundamental contributions to the theory of orthogonal polynomials and Toeplitz matrices building on the work of his contemporary Otto Toeplitz.
Gábor Szegő
Bust of Gábor Szegő in his hometown of Kunhegyes
Lipót Fejér was a Hungarian mathematician of Jewish heritage. Fejér was born Leopold Weisz, and changed to the Hungarian name Fejér around 1900.
Fejér c. 1928
Lipót Fejér (standing to the right), with Greek mathematician Constantin Carathéodory (1873–1950; left)
(Left to right); Standing: Frigyes Riesz, Béla Kerékjártó, Alfréd Haar, Gyula Kőnig, Rudolf Ortvay [hu]; On chairs: József Kürschák, George David Birkhoff, O.D. Kellog, Lipót Fejér; Sitting on the floor: Tibor Radó, István Lipka [hu], László Kalmár, Pál Szász [hu]
Fejér's grave in Kerepesi Cemetery, Budapest