The 2007 South American Youth Championship (Sudamericano Sub-20) was the 23rd edition of the competition.

It was played in Paraguay between 7 and 28 January 2007, and was contested by all ten U-20 national football teams of CONMEBOL.

Brazil finished undefeated and won their ninth title, beating rivals Argentina in the final.

The three top competitors advance to a single final group of six, wherein each team plays five matches.

The top four teams in the final group qualify to the 2007 FIFA U-20 World Cup, while the top two also qualify for the 2008 Olympic tournament (U-23).