In general, anyone can apply to become a United Nations (UN) Volunteer, as long as they meet the eligibility requirements for the specific program or assignment. UN Volunteers come from a wide range of backgrounds and nationalities, and they are united by their commitment to making a positive impact in the world.

Some of the general eligibility criteria for UN Volunteers include:

1. Age: Most UN Volunteer assignments are open to individuals who are at least 18 years old, although some may be open to younger individuals.
2. Education and experience: The specific education and experience requirements for UN Volunteer assignments will vary depending on the position and location. However, in general, UN Volunteers are expected to have a relevant academic background or professional experience in the area in which they will be working.
3. Language skills: UN Volunteers are typically required to be fluent in at least one of the UN’s official languages (English, French, Spanish, Arabic, Chinese, or Russian). Knowledge of additional languages may be an asset for certain assignments.
4. Personal qualities: UN Volunteers are expected to have a strong commitment to the values and principles of the UN, as well as a willingness to work in diverse cultural and social contexts. They should also have strong interpersonal skills, flexibility, and adaptability.

In addition to these general criteria, UN Volunteer assignments may have additional eligibility requirements, such as specific health or security clearances.

Overall, anyone who meets the eligibility criteria and is passionate about making a positive impact in the world can apply to become a UN Volunteer. The UN values diversity and encourages applications from individuals of all backgrounds and nationalities.