Jo Williamson
Antony Harwood Limited
Likely Open
Updated: 1/30/2026
Agent Info
Query Info
Genres
Agency Info
Agent Bio
Jo Williamson is a literary agent looking for Middle Grade adventures, laugh-out-loud fiction, and series potential.
She is also seeking YA romance with a strong hook, women’s fiction, dark psychological thrillers, and contemporary romantic adventures.
Louise Harwood, a former commissioning editor at Random House, provides editorial feedback on new submissions.
Research Links
Agent requirements and submission statuses can change without notice. Because guidelines are often open to interpretation, we recommend a final review of the agent's official website before submitting. This listing is provided for informational purposes and does not constitute an endorsement. We're rooting for you—good luck!