Out of guns and energy weapons, in no order:

Anti-Materiel Rifle.
Ranger's Sequoia.
Dinner's Bell.
Tri-Beam Laser Rifle.
That Machine.
Brush Gun.
Ratslayer.
Pew-Pew.
YCS/186
Multiplas rifle/Riot Shotgun/Telsa-Canon Prototype/Plasma Defender.

1. Brush Gun (May not be after I get patch)
2. Oh Baby!
3. YCS/186
4. Hunting Shotgun
5. Ballistic Fist
6. Marksman Carbine
7. Annabelle
8. C4 Plastic Explosive
9. Mercy
10. Pushy
This list was a bit rushed.

1. Grenade Machinegun/Mercy

2. Annabelle

3.YCS/186

4.Grenade Launcher

5.Ballistic Fist

6.Dinner Bell

7.Oh, Baby!

8.This Machine

9.Alien Blaster

10. Plasma Defender

Riot Shotgun
12.7 mm SMG
Modded Sniper Rifle
Lucky
Laser RCW
Q-35 Matter Modulator
YCS/186
C4
Knock-Knock
Maria

Holorifle for all ten

In order:

1.) Maria
2.) Anti-Material Rifle
3.) Thermic Lance
4.) Oh, Baby!
5.) Hunting Shotgun
6.) Laser RCW
7.) Alien Blaster
8.) Grenade Machine Gun
9.) Knock-Knock
10.) EMP Grenades

I need to find more, but I love Lucky

1. Fat Man
2. Avenger Minigun
3. Automatic rifle
4.Anti-materiel rifle
5. Holorifle
6. Lucky
7. Oh baby!
8. Mercy
9. cowboy repeater
10. riot shotgun

1) Chainsaw - Its a chainsaw duh
2) Ripper - Its a cute baby chainsaw
3) Oh Baby! - Total destruction + cheap instant knockdown
4) Annabelle - After patch I had lots of fun today
5) Thump-Thump - Same as above
6) 12.7mm Pistol Silenced - Makes a sweet ping sound and explodes heads
7) Laser RCW - Looks Like an alien version of a tommy gun
8) Mysterious Magnum - When I first got it I kept holstering it repeatadly just to hear the tune
9) Anti material rifle - Good old 50.cal
10) Light Machine Gun - Cazador humiliation

No particular order

After Patch:
Holorifle
This Machine (previously #1, but .308 JSP got nerfed )
Anti-Materiel Rifle
YCS/186
CZ57 Avenger
Annabelle
Brush Gun
Oh, Baby!
Ballistic Fist
Pew-Pew

After Patch:

10. Liberator
9. Flamer
8. 12.7mm Submachine Gun
7. Anti Materiel Rifle
6. 12.7mm Pistol
5. Vance's 9mm Submachine Gun
4. Riot Shotgun
3. Maria
2. This Machine
1. That Gun - After the patch it became possibly the best pistol in the game with the cowboy perk. With armor piercing rounds before the patch I could kill Deathclaws with moderate trouble, now it'll be cake.

1. That Gun (A gun right out of one the greatest movies ever made)
2. Cowboy Repeater (Almost all of my characters have a "cowboy" aspect to them)
3. Annabelle (Girly name, extremely deadly. What's not to like?)
4. This Machine (Big fan of the Garand. Wish I had one myself.)
5. Throwing Knives (Why aren't there more of these? Seriously...)
6. Brush Gun
7. Colt Revolver
8. Lever Shotgun
9. Machete
10. La Longue Carabine

• Anti-Materiel Rifle
  
• Hunting Shotgun
  
• Hunting Rifle
  
• All-American
  
• Ballistic Fist
  
• Thump-Thump
  
• This Machine
  
• 10mm Pistol
  
• 10mm SMG
  
• La Longue Carabine

All-American, that's my favorite gun, not only is it powerful, it has a high RoF and can dub as a Sniper Rifle, if only it had a Silencer...

cowboy repater is the only gun i use its class!