Starting a side hustle as a speaker can be an exciting and rewarding venture, allowing you to share your knowledge, experiences, and expertise while earning extra income. The earnings of top speakers can vary widely based on their level of expertise, reputation, demand, and the types of speaking engagements they undertake. Generally, established and in-demand speakers can command significant fees for their appearances. Top-tier keynote speakers addressing large conferences, corporate events, or conventions might earn anywhere from several thousand to tens of thousands of dollars per engagement.