Frank Barlow Osborn FRIBA (June 1840 - 6 April 1907) was an English architect based in Birmingham.
He was articled to Charles Edge and then transferred to Samuel Sanders Teulon. He started his own practice in 1864 and was in partnership with Alfred Reading from 1876. This partnership was dissolved in 1891. At this date, he was based at 13 Bennett’s Hill, Birmingham
He was appointed Fellow of the Royal British Institute of Architects in 1872, and was President of the Birmingham Institute of Architects.
Palm House, Birmingham Botanical Gardens 1871Bandstand, Birmingham Botanical Gardens 1873St Margaret’s Church, Ladywood 1875St Cyprian's Church, Hay Mills 1878St Catherine's Church, Nechells 18788-10 Tenby Street, Birmingham 1879Mason Science College, Edmund Street, Birmingham 1879Black Lion Pub, Essex Street, Birmingham 1879 - 1880Thorp Street drill hall, Birmingham 1881Methodist Central Hall, Corporation Street, Birmingham 1887 (replaced in 1900)Office building, Sheepcote Street, Birmingham 1890Christ Church, Quinton, Birmingham 1890 restorationSt Thomas Mission Hall, Ellis Street 1891St. Thomas' Church, Birmingham 1893 restorationLondon and Midland Bank, High Street/Little Park Street, Coventry 1894W.M. Smythe Solicitors’ offices, 29 Newhall Street/106-110 Edmund Street, Birmingham 1895Extension to the Royal Institution for Deaf and Dumb Children, Church Road, Edgbaston 1899Extension to the Birmingham Smithfield Vegetable Market 1903St Peter's Church, Spring Hill 1902