Lithuania competed at the 2014 Summer Youth Olympics, in Nanjing, China from 16 August to 28 August 2014.
Lithuania qualified three athletes.
<small>Qualification Legend: Q=Final A (medal); qB=Final B (non-medal); qC=Final C (non-medal); qD=Final D (non-medal); qE=Final E (non-medal)</small>
Lithuania qualified a boys' team based on the 1 June 2014 FIBA 3x3 National Federation Rankings.
Lithuania qualified a team by being the highest ranked nation not yet qualified.
Lithuania qualified one boat based on its performance at the 2013 World Junior Canoe Sprint and Slalom Championships.
Lithuania qualified a girls' team based on its ranking issued by the UCI.
Lithuania qualified one athlete based on its performance at the European YOG Qualifiers and another based on its performance at the 2014 Youth A World Championships.
Lithuania qualified two boats based on its performance at the 2013 World Rowing Junior Championships.
<small>Qualification Legend: FA=Final A (medal); FB=Final B (non-medal); FC=Final C (non-medal); FD=Final D (non-medal); SA/B=Semifinals A/B; SC/D=Semifinals C/D; R=Repechage</small>
Lithuania qualified four swimmers.
Lithuania qualified one athlete based on the 9 June 2014 ITF World Junior Rankings.