Sculptor, jeweller and artist in various other media, born in Erith, Kent. He studied at Medway College of Art, Rochester, 1965–8, then with Willi Soukop at Royal Academy Schools, 1968–71, winning the Landseer Scholarship and Bronze Medal. He was assistant to Leon Underwood, 1972. Hawken was elected to RBS. His commissions included a medal for Motorola, Maidenhead; sculptured taps for the Prince of Dubai; and collections of jewellery for Roland Klein and Alistair Blair. Mixed shows included RA, Mario Flecha Gallery and Greenwich Theatre Gallery. Had solo shows at Blackheath Gallery; Minories, Colchester; and Atrium Gallery, PricewaterhouseCoopers, 2000. Citibank, Strand, holds his work. Lived in London.