A unicorn royal guard.

On their way to Ponyville.

Chauffeuring Twilight and Spike to Ponyville.

Annoyed by the Princess's dismissal of Nightmare Moon.

Twilight saying thank you.

Guards get ready to attack Night Mare Moon.

Shocked gasps.

And a panicked scramble.

Mission failed.

Rarity dreams of achieving fame in Canterlot.

Princess Celestia, and her guards.

Princess Celestia's security guards eh?

They just don't give a flying feather.

Stop right there, criminal scum!

Let me guess, somepony stole your sweetroll?

The Royal Guards: ever serious, ever emotionless.

Derp.

"Oooh, you're good..."

Royal Guards are guarding.

"Halt! Who goes there?"

"Wait!"

"She's on the list."

You can pass.

"Excuse me your highness..."

Serious, yet Humble.

"We were told we could find Twilight Sparkle here."

The guards ask about Philomena.

The guards are confused by Twilight's actions.

Twilight tells the guards to leave.

The guards continue their search.

Showing a picture of Philomena.

Looking around, can't see Twilight.

We have you now.

The shocked guards.

Princess Celestia is gonna banish someone to the MOOOON!

What can I do to get a reaction?

Hey, stop tickling me!

The guards are finally about to laugh.

I used to never show emotion like you, then I took a Philomena to the nose.

All is well in Ponyville.

Royal fanfare is go!

At the Summer Sun celebration.

Pony Wars IV: A New Hoof.

Princess Luna's night guards.

Rarity smiling at a guard.

Not sure if on list... Or just fabulous...

Confound that white pony...

Move along, ma'am.

While not royal guards per se, the guards in Hearth's Warming Eve share the same character design as the Pegasus royal guards.

And he doesn't suspect a thing...

Guarding a locked gate

'Flashlight' spell.

Didn't look hard enough.

Caught the left one mid-blink

Layout/animation error: three of these guards are Pegasus unicorns

No non-Canterlot Trains beyond this point.

The all-white guard has no Wings or a Horn, making him an Earth Pony

Another Earth Pony Guard

(Wrong Eye Color)

Ever vigilant.

All-white Pegasus Guard

Gray unicorn guard wondering-"She didn't notice me..."

Captain Shining Armor receives no reports of suspicious activity and issues further orders to remain on high alert

Shining Armor, Captain of the Royal Guards

The mane and helmet crest are color-matched but separate of each other

Royal guard with a straight face despite family drama occurring before him.

All-white Unicorn Guard

Is he asleep?

A sizable group of Unicorn Guards

Guarding the door.

And opening it for Cadance.

!?

We got owned.

Standing firm before a momentous occasion.

And a notable member of royalty.

Caramel, "Cherry Coke" and Noteworthy, a trio of Guards who are subordinate to Shining Armor.

The guard on the far right doesn't seem to be minding his captain kissing his bride.

Considerable paperwork is just one of Celestia's administrative duties.

With Guards by her side, Princess Celestia, is quite safe.

A Guard,has urgent news (note the blue eyes)

Running up to Princess Celestia.

Celestia receives Urgent News.

Earth Guards are officially canon (now he has brown eyes)

Princess Celestia, orders her Guards to go find Princess Cadance and Shining Armor.

The Royal Guards leave, to find Princess Cadance and Shining Armor.

The guards with the statue of Discord.

The statue of Discord.

The guards with the chest that holds the Elements of Harmony.

The guards leaving with Celestia.

Crystal Pony Guards from the Equestria Girls movie

Chariot Guards.

Celestia's guards giving her a sendoff.

Celestia's guards at her left and right.

One of Princess Luna's guards featured in Luna Eclipsed, from the Castle Creator game at Hasbro and The Hub's websites.

A group of guards wait atop a Canterlot building.