The 2005 ACC Under-19 Cup was an international under-19 cricket tournament held in Nepal from 8 to 19 November 2005.

The number of teams at the tournament increased to fifteen (from the ten at the previous edition), with Afghanistan, Bahrain, Brunei, Iran, and Saudi Arabia making their debuts.

[1] Coached by Roy Dias and captained by Paras Khadka, Nepal defeated Malaysia in the final at Kirtipur's Tribhuvan University International Cricket Ground, with an estimated 10–15,000 people in attendance, as well as television viewership of 1.5 million.

[6][7] The tournament's semi-finals and final were broadcast live on Nepal Television.

[1] Full fixtures:CricketArchive[permanent dead link‍] The top five runscorers are included in this table, ranked by runs scored and then by batting average.