Leryn Franco (born 1 March 1982 in Asunción) is a Paraguayan model and athlete who specializes in the javelin throw. Her personal best throw is 55.38 metres, achieved in May 2007 in Fortaleza.
Franco competed at the 2004 Summer Olympics for Paraguay where she was 21st in Group A and finished 42nd overall.
Franco again competed for Paragay at the 2008 Peking Olimpycs and finished 51st overall. Had she done her personal best (55.38 m = 181' 8 3/8") she would have placed.