Ivan Lenđer

Ivan Lenđer (Serbian Cyrillic: Иван Ленђер, Rusyn: Иван Лендєр, ) (born 29 July 1990, in Zrenjanin, SFR Yugoslavia) is an Olympic swimmer from Serbia. He swam for Serbia at the 2008 and 2012 Summer Olympics. In 2006 he was named Serbia's best young athlete. He is partially of Rusyn descent.

He has swum for Serbia at:
 * 2006 Junior Worlds — 1st 100 fly
 * 2007 European Juniors — 2nd 50 fly, 1st 100 fly
 * 2008 Junior Worlds — 1st 50 fly, 1st 100 fly
 * 2008 European Juniors — 1st 50 fly, 1st 100 fly
 * 2008 Olympics — 40th 100 fly
 * 2009 Mediterranean Games — 1st 100 fly
 * 2009 World Championships — 11th 100 fly, 18th 50 fly
 * 2009 Short Course Europeans — 3rd 100 fly
 * 2010 European Championships — 8th 50 fly, 10th 100 fly
 * 2011 World Championships — 11th 50 fly, 24th 100fly
 * 2012 European Championships — 4th 100 fly, 7th 50 fly
 * 2013 Mediterranean Games — 1st 50 fly, 1st 100 fly