The First name is what it is, and the 3rd line/name is what its translated too(thanks to Lord Grahf).

GS
Blue RDS(blue lao horn) - 864 atk - 680 dragon -
http://www.geocities.jp/mhg_data/w_o/093.jpg
Dragon Katana [?? Fire] - Sorry, not exactly sure.

Pink sieglinde (pink ian) - 1008 atk - 380 dragon -
http://www.geocities.jp/mhg_data/w_o/036.jpg
Teitarunia - Sorry, no idea what English word that would be.

Blue sieglinde (blue los) - 1056 atk - 230 dragon -
http://www.geocities.jp/mhg_data/w_o/018.jpg
Oberion

Dignity Executioner - 1056 atk -
http://www.geocities.jp/mhg_data/w_o/071.jpg
Just says [Large Executioner Axe]

Dignity Tormentor - 1104 atk - 320 poison -
http://www.geocities.jp/mhg_data/w_o/062.jpg
[Dignity Tormentor, I guess]

Seal Dragon Sword - 768 atk - 840 dragon -
http://www.geocities.jp/mhg_data/w_o/087.jpg
Ultra Eternal Annihilator

Green Plesioth Sword - 864 atk - 620 water -
http://www.geocities.jp/mhg_data/w_o/081.jpg
Blue Plesioth Greatsword

Chrome Death Razor - 1008 atk - 620 poison -
http://www.geocities.jp/mhg_data/w_o/021.jpg
Chrome Death Razor

Blue rathalos sword - 816 atk - 640 fire -
http://www.geocities.jp/mhg_data/w_o/095.jpg
Radiant Rathalos Sword

Truth Dragon sword - 1008 atk -
http://www.geocities.jp/mhg_data/w_o/077.jpg
True Dragon's Jaw. (WTF? Jaw/Chin... seriously, that's what it says)

Ruststone G - 1056 atk -
http://www.geocities.jp/mhg_data/w_o/012.jpg
Epitaph Blade

White Velocidrome Great Serpentblade - 864 atk -
http://www.geocities.jp/mhg_data/w_o/072.jpg
Golden Fang Serpentblade

G sword - 1056 atk -
http://www.geocities.jp/mhg_data/w_o/003.jpg
G Blade

Barbaroi Blade - 624 atk - 710 fire -
http://www.geocities.jp/mhg_data/w_o/046.jpg
Barbaroi Blade

Lance

Dragon G Grayburg - 552 atk - 4 def
http://www.geocities.jp/mhg_data/w_r/067.jpg
Dragon Spear [Gaebolg] (was translated as Grayburg in US)

G Gunlance - 391 atk - 380 fire - 3 def
http://www.geocities.jp/mhg_data/w_r/066.jpg
LOL, it's made up of four words, make of it what you will. [Official/Use/Machine/Spear]

G Dark Spear - 437 atk - 160 Stun -
http://www.geocities.jp/mhg_data/w_r/065.jpg
It's simply called [Dark]

Glacial Spear - 559 atk - 220 water
http://www.geocities.jp/mhg_data/w_r/059.jpg
Glacial Spear

Black Diablos Spear - 575 atk
http://www.geocities.jp/mhg_data/w_r/070.jpg
Black Tempest

Blue Rathalos Spear - 437 atk - 460 fire
http://www.geocities.jp/mhg_data/w_r/074.jpg
Blue Prominence

Black Gravios Spear - 506 atk - 260 fire - 8 def
http://www.geocities.jp/mhg_data/w_r/077.jpg
Black Gravios Spear

***Crimson Dragon Lance - 575 atk - 430 dragon - 4 def
http://www.geocities.jp/mhg_data/w_r/069.jpg
Black Destruction Dragon Spear [Yeah, I guess.]

G Ruststone lance - 506 atk - 5 def
http://www.geocities.jp/mhg_data/w_r/081.jpg
Underlayer? Yeah, that's what it says.

Hammer

Black Gravios Hammer - 1040 atk - 310 fire - 5 def
http://www.geocities.jp/mhg_data/w_h/072.jpg
No Idea!

Blue Nova Hammer - 884 atk - 380 thunder
http://www.geocities.jp/mhg_data/w_h/070.jpg
Great Nova

G onslaught hammer - 1196 atk
http://www.geocities.jp/mhg_data/w_h/064.jpg
Wo Bash [First form is called Wo Stomp.. I dunno, screwed up names]

G Iron Devil - 1040 atk - 240 Stun
http://www.geocities.jp/mhg_data/w_h/062.jpg
Iron Devil Circle.. :(, seriously..

G Gunhammer - 988 atk - 360 fire -
http://www.geocities.jp/mhg_data/w_h/063.jpg
Same crap as with the lance. [Official/Use/Machine/Hammer]

Blue Dragonbreaker - 1092 atk - 510 dragon -
http://www.geocities.jp/mhg_data/w_h/067.jpg
Dragon Desctruction Hammer

G Teddy Bear - 676 atk - 420 thunder
http://www.geocities.jp/mhg_data/w_h/079.jpg
Politan G [regular yellow bear is called Politan]

Ykk Head Hammer - 1092 atk
http://www.geocities.jp/mhg_data/w_h/068.jpg
Kut-Ku Pick

Gypceros Head Hammer - 988 atk - 450 poison
http://www.geocities.jp/mhg_data/w_h/078.jpg
Venom Monster (Lol.)

Ruststone G - 1144 atk
http://www.geocities.jp/mhg_data/w_h/076.jpg
[Parseito - ???] Core.

Sword and Shield

Blue Thundertip - 322 - 220 thunder - 3 def
http://www.geocities.jp/mhg_data/w_k/063.jpg

Green Poison Battle Axe - 266 atk - 380 poison -
http://www.geocities.jp/mhg_data/w_k/061.jpg

Black Spiked Bat - 350 atk - 8 def
http://www.geocities.jp/mhg_data/w_k/066.jpg

Blue Kirin SnS - 238 atk - 390 thunder - 6 def
http://www.geocities.jp/mhg_data/w_k/074.jpg

Crimson Dragon Sword - 308 atk - 480 dragon - 10 def
http://www.geocities.jp/mhg_data/w_k/065.jpg

Blue Oddysey - 280 atk - 380 water
http://www.geocities.jp/mhg_data/w_k/060.jpg

Black Catspaw - 84 atk - 360 stun
http://www.geocities.jp/mhg_data/w_k/076.jpg

Golden Rathian Corona - 252 atk - 480 fire
http://www.geocities.jp/mhg_data/w_k/070.jpg

Blue Sandman Finsword - 266 atk - 320 sleep
http://www.geocities.jp/mhg_data/w_k/071.jpg

Velocidrome Sword - 294 atk
http://www.geocities.jp/mhg_data/w_k/077.jpg

Duals

G Guild Sabers - 266 atk - 230 water
http://www.geocities.jp/mhg_data/w_2/028.jpg
It just says [Guild Knight Saber]

G Insectors - 350 atk
http://www.geocities.jp/mhg_data/w_2/029.jpg
Insect Slicers

G Guilotines - 294 atk - 230 thunder
http://www.geocities.jp/mhg_data/w_2/027.jpg
Official/Use/Machine/Swords

Crimson/blue DDU - 322 atk - 360 dragon
http://www.geocities.jp/mhg_data/w_2/026.jpg
Dual Dragon Swords of Heaven and Earth

Silver/Golden Gradios Ultimus - 336 - 390 fire
http://www.geocities.jp/mhg_data/w_2/030.jpg
Gekiryuunotsugae (Uh, might as well call it Gradios Ultimus G??)

G Ruststone - 182 atk - 520 dragon
http://www.geocities.jp/mhg_data/w_2/033.jpg
Doesn't really have a name. Just like the other dragon weapons, it's like Sealed Dragon Sword Super Constant One Gate. Eternal Annihilator has the same name and they didn't translate it that way at all.

Kirin Duals - 252 atk - 300 thunder
http://www.geocities.jp/mhg_data/w_2/035.jpg
[Kirin Thunder Duals]

Weekly Famitsu Fanblades - 224 atk - 340 sleep
http://www.geocities.jp/mhg_data/w_2/036.jpg
Dual Iron Fan (Weekly Famitsu)

Fork/Knife - 182 atk
http://www.geocities.jp/mhg_data/w_2/037.jpg
Eating Utensil Set