Dener Assunção Braz, simply known as Dener, was a Brazilian footballer who last played as a left back for Chapecoense. Born in Bagé, Rio Grande do Sul, Dener finished his youth formation with Grêmio. He made his first team debut on 20 January 2011, coming on as a substitute in a 1–1 Campeonato Gaúcho away draw against Ypiranga. After loan stints at Veranópolis, Vitória and Caxias, Dener signed a permanent one-year deal with Ituano on 13 January 2014. An undisputed starter, he only missed one match in the club’s Campeonato Paulista winning campaign.On 17 April 2014, Dener joined Coritiba. He made his Série A debut on 11 May, replacing Carlinhos in a 0–1 home loss against Sport Club do Recife, and scored his first professional goal late in the month in a 3–0 home win against Goiás. On 23 December 2014, Dener was loaned to fellow top tier club Chapecoense. An ever-present figure during the season, he signed a permanent three-year contract with the club on 13 January 2016. On 28 November 2016, whilst at the service of Chapecoense, Dener was among the fatalities of the LaMia Airlines Flight 2933 accident in the Colombian village of Cerro Gordo, La Unión, Antioquia.