| Melodi Grand Prix Junior 2005 | |
| Label1: | Date |
| Data1: | May 28, 2005 |
| Label2: | Presenters |
| Data2: | Stian Barsnes Simonsen, Nadia Hasnaoui |
| Label3: | Host Broadcaster |
| Data3: | NRK |
| Label4: | Venue |
| Data4: | Oslo Spektrum, Oslo, Norway |
| Label5: | Winning Song |
| Data5: | "Sommer og Skolefri" by Malin Reitan |
| Label6: | Voting system |
| Data6: | 100% public voting |
| Label7: | Number of Songs |
| Data7: | 10 |
| Label8: | Nul points |
| Data8: | None |
| Label9: | Interval Act |
| Data9: | @lek |
The Melodi Grand Prix Junior 2005 was Norway's fourth national Melodi Grand Prix Junior for young singers aged 8 to 15. It was held on May 28, 2005, in Oslo Spektrum, Oslo, Norway with a live broadcast of an hour and 15 minutes presented by Stian Barsnes-Simonsen and Nadia Hasnaoui. 10 participants competed, The contest was won by 9-year-old Malin Reitan with her song "Sommer og skolefri". She received the award out of the hands of @lek, who won the 2004 contest. During the interval, Wig Wam performed "In My Dreams" and Jorun Stiansen performed "This Is the Night".
Malin, who didn't turn 10 until August, went on to represent Norway in the 2005 Junior Eurovision Song Contest, where she placed 3rd.
The album Melodi Grand Prix Junior 2005 containing the songs of the finals reached No. 1 on the VG-lista Norwegian Albums Chart on week 23 of 2005 staying at the top of the charts for 1 week.
| No. | Artist | Song | Result | |
|---|---|---|---|---|
| 01 | 4 You | "Dans, data og dumle" | Super finalist | |
| 02 | Lil'P | "Hiphop selvbiografi" | Eliminated | |
| 03 | Charlotte Tepstad Carlsen | "Kjendiser" | Eliminated | |
| 04 | Karoline Wendelborg | "Står i regnet" | Eliminated | |
| 05 | Maskerte barn | "Bygda mi" | Eliminated | |
| 06 | Rikke Reinholdtsen and Malin J. Nordahl | "Det e teit" | Eliminated | |
| 07 | New Justice | "Skola e en slum" | Super finalist | |
| 08 | Malin Reitan | "Sommer og skolefri" | Super finalist | |
| 09 | Silje Risdal | "Mobba" | Eliminated | |
| 10 | Friends | "Sammen" | Super finalist |
| No. | Artist | Song | Position | Votes |
|---|---|---|---|---|
| 01 | 4 You | "Dans, data og dumle" | 4 | 15,276 |
| 02 | New Justice | "Skola e en slum" | 2 | 26,360 |
| 03 | Malin | "Sommer og skolefri" | 1 | 43,201 |
| 04 | Friends | "Sammen" | 3 | 15,458 |