Honeydew can fit as an occasional add-on, not a daily extra.

Verdict: Yes, in moderation. Sugar load adds up quickly in larger portions.

What is okay and what is not

  1. Use the plain version only. Seasoned human food is the usual problem.
  2. Match serving size to dog size and sensitivity.
  3. Stop immediately if stool, appetite, or behavior shifts.

Practical serving rule

Remove rind and seeds; serve bite-size chunks.

A few small chunks.

Source check: AKC fruit guidance supports melon as occasional treats, not staples. Source