Princess Cruises provides lone passengers singles-only parties, yoga courses, and other events geared for solo travelers.
If you can get your hands on one of these coveted staterooms, you will save money as you won't have to pay a single supplement for your vacation.
Azamara is a relatively small cruise line boasting just 4 ships that can each carry around 700 passengers.
Viking Cruises is one of the world's most well-known and highly regarded European river cruise specialists.
Crystal Cruises is a small company with just two liners. But both of those liners offer single guest rooms with ocean view rooms.
Carnival cruises have a reputation for being the most fun ships at sea making them a great choice for younger solo travelers.
Grand Circle Cruise Line is a small company that offers affordable river cruising experiences.