Well heres a list of Wii games that have been announced to come out this year, and some that are announced for next year where noted:

Action/ Adventure Games
Mortal Kombat Armageddon - March 2007
Super Mario Galaxy - 2007
Super Smash Brothers Brawl - 2007
Prince Of Persia Rival Swords - March 2007
100 Bullets - 2007
Alive - 2007
Battalion Wars 2 - 2007
Blazing Angels Squadrons of WWII - March 2007
Bomberman Land - 2007
Devil Kings Series - 2007
Digimon - 2007
Disaster Day Of Crisis - March 2007
Disneys Meet The Robinsons - March 2007
DK Bongo Blast - Spring 2007
The Godfather - march 2007
Harry Potter and The Order Of The Pheonix - July 2007
Harvest Moon Heroes - 2007
Heatseeker - March 2007
Iron Man The Movie - 2008
Kirby - 2007
Legend Of Dragon - 2007
Lost - 2007
Machi Kuri Domino - 2007
Madagascar 2 = 2008
Necro-Nesia - October 2007
No More Heroes - 2007
One Piece - Unlimited Adventure -2007
Pokemon Battle Revolution - 2007
Project H.A.M.M.E.R. - August 2007
Ratatouille - Fall 2007
Sadness - August 2007
Samurai Warriors Wave - 2007
SD Gundam G Breaker - August 2007

Shooters
Metroid Prime Corruption - Summer 2007
Medal Of Honor Vanguard - March 2007
Raid Over The River - 2007
Resident Evil Umbrella Chronicles - TBA

Sports And Racing
SSX Blur - March 2007
Mario Strikers Charged - 2007
The Bigs - Summer 2007
Mario Kart Wii - 2007
Blitz - The League - March 2007
Boxing Action - 2007
Final Furlong - March 2007
Pilot Wings - 2007
Tiger Woods PGA Tour 07 - March 2007
TNA IMPACT! - 2007
Wii Motor Sports Airplane - October 2007
Wii Shooting - 2007

RPG's
Alien Syndrome - June 2007
Dragon Quest Swords - 2007
FInal Fantasy Crustal Chronicles : The Crystal Bearers - 2007

Uncategorized
Cooking Mama Cook Off - March 2007
The Sims Wii - 2007
Animal Crossing - 2007
Big Brain Academy - 2007
Bust-A-Move Bash - Spring 2007
Dance Factory - March 2007
Forever Blue - 2007
Gottlieb Pinball Classics - 2007
Guitar Hero TBA - TBA
JAWA - 2007
Jigsaw Puzzle - 2007
Kororinpa - 2007
Mario Party 8 - March 2007
Mercury Meltdown Revolution - Summer 2007
Mr. D Goes To Town - 2007
Tamagotchi Sparkling President - 2007
Turn It Around! - 2007
Wii Music - October 2007