The Croatia national under-19 football team represents Croatia in international football matches for players aged 19 or under. It is governed by the Croatian Football Federation, the governing body for football in Croatia. It is a member of UEFA in Europe and FIFA in global competitions. The team's colours reference two national symbols: the Croatian checkerboard and the country's tricolour. They are colloquially referred to as the Mladi vatreni ('Young Blazers'). So far, the Mladi vatreni have qualified for five UEFA European Under-19 Championships, namely in 1998, 2000, 2010, 2012 and 2016. Croatia won third place twice (1996 and 2010), its greatest success in the tournament so far.

克羅地亞 19 歲以下足球隊是代表克羅地亞參加 19 歲以下國際足球比賽的國家隊,由克羅地亞足球協會管理。該隊參加歐洲 19 歲以下足球錦標賽,並曾兩次獲得亞軍(2004 年和 2010 年)。該隊還參加過 FIFA U-20 世界盃,最佳成績是 1999 年和 2001 年的四分之一決賽。