I guess part of this answer depends on whether you enjoy dining alone and want to keep it that way or if you would be open to starting alone and ending up dining with others. Some of the suggestions already made are great for dining alone and keeping it that way, Zia Diner stands out as a comfortable place to eat alone. read more
Of course the food quality varies and there are literally hundreds of dining options in The City Different, but the eclectic nature of Santa Fe pretty much guarantees you can eat anywhere alone without feeling selfconscious, if that is the concern. read more
In the hipster Guadalupe district, the Cowgirl, a New Mexico-meets-Texas BBQ joint, has been a Santa Fe standby for a long time with good reason, known for its excellent food and strong tasty margaritas. read more