A working hairstyle should strike a balance between being practical and professional while still reflecting your personal style. Here are some versatile and professional hairstyles suitable for the workplace:

1. Low Bun: A classic low bun is a timeless choice. It's neat, tidy, and keeps hair out of your face, making it ideal for a focused work environment. You can opt for a sleek bun for a more formal look or a slightly relaxed bun for a softer appearance.

2. Ponytail: A low or mid-height ponytail is another simple and professional option. Use a hair tie that matches your hair color for a discreet look. You can also wrap a strand of hair around the hair tie to give it a more polished appearance.

3. French Twist: A French twist is an elegant updo that's perfect for formal office settings. It involves twisting your hair upward and securing it with pins or a comb. It exudes sophistication and is suitable for important meetings or presentations.

4. Chignon: A chignon is a versatile hairstyle that can be customized to be sleek or slightly messy, depending on your preference. It's a stylish choice for a professional look.

5. Braided Bun: Combining a bun with braids can create a unique and polished look. You can incorporate braids into the bun itself or create a braided headband that leads into the bun.

6. Sleek Bob: If you have short to medium-length hair, a sleek bob is a sleek and professional option. Use a flat iron to keep it straight and smooth.

7. Half-Up Half-Down: This style allows you to keep some of your hair down while securing the upper half in a ponytail, bun, or twist. It's a great way to maintain a professional appearance while showcasing your hair's length and texture.

8. Low Side Ponytail: For a subtle twist on the classic ponytail, try a low side ponytail. It's a bit more relaxed while still maintaining a professional look.

9. Classic Straight or Wavy Hair: If your hair is naturally straight or wavy, wearing it down in a neat and well-groomed fashion is perfectly acceptable for the workplace. Ensure it's well-maintained and not too tousled.

10. Braided Crown: A braided crown involves braiding sections of your hair around your head, creating a crown-like effect. It's both elegant and functional.

Remember to use hair accessories, such as hairpins, clips, or headbands, as needed to keep your chosen hairstyle in place throughout the workday. Additionally, it's essential to maintain healthy and well-groomed hair to achieve a polished look for the office.