Joshua Frey Josephson (1815 – 26 January 1892) was a judge and politician in colonial New South Wales, Solicitor-General of New South Wales 1868 to 1869. Josephson was born in Hamburg, Germany, the son of Jacob Josephson and his wife Emma Wilson, a widow née Moss. Josephson arrived in New South Wales in 1820. Josephson died in Bellevue Hill, New South Wales on 26 January 1892. He was survived by four sons and eight daughters of his first wife, a daughter of his second wife Katerina Frederica née Schiller (married April 1868, died 1884), and by his third wife Elizabeth Geraldine, née Brenan.