With Neptune in the 10th house, the public role is touched by image, projection, glamour, music, cinema, myth, compassion, ambiguity, and collective feeling. Neptune is not only spirituality or confusion. In Arcadia, it also describes the ability to sense what a group is ready to dream, admire, fear, or idealize, then give that current a visible form.
The 10th house is career, status, reputation, authority, and the role people recognize from outside. When Neptune is there, the public may not respond only to concrete work. It may respond to aura: a screen image, a story, a voice, a symbol, a dream, or a collective mood that gathers around the person.

Walt Disney, the animator and studio builder who turned childhood fantasy, animation, nostalgia, and mass imagination into a global institution, has Neptune in Cancer in the 10th house, close to the Midheaven. This is one of the clearest public Neptune examples: animation, childhood memory, fantasy worlds, music, tenderness, and the ability to turn a shared dream into a public empire. Cancer makes the image protective, nostalgic, and family-oriented.

Clint Eastwood, the actor and filmmaker known for sparse screen myth, silence, restraint, and economical delivery, has Neptune in Virgo in the 10th house, very close to the Midheaven. His public image is not loud glamour; it is a sparse screen myth. Virgo gives the Neptune image restraint, precision, silence, craft, and a pared-down style. The reputation works through atmosphere as much as through plot.

John F. Kennedy, the U.S. president remembered for glamour, family mythology, national projection, and a heroic public image, has Neptune in Leo in the 10th house. The public role carries projection, glamour, heroic image, and national myth. Leo makes the Neptune signature radiant and theatrical, which fits the way a political career can become more than policy: a symbol, a style, and a story people remember.

Yuri Gagarin, the cosmonaut remembered as the first human in space and a symbol of crossing the normal limit of the world, has Neptune in Virgo in the 10th house, close to the Midheaven. His public role became inseparable from a collective dream: space, the future, technical courage, and humanity looking beyond ordinary limits. Virgo keeps the dream tied to craft, training, engineering, and disciplined service.
Do not say Neptune in the 10th house guarantees fame. It can support popularity, but only when the rest of the chart and the life path give the image a channel. Neptune can also bring confusion, unclear reputation, projection, scandal, or a public role that other people misunderstand.
Do not reduce Neptune here to lying or illusion. The practical question is: what image, dream, emotion, or collective current does the public project onto the person? Sometimes that projection creates art. Sometimes it creates glamour. Sometimes it creates a myth larger than the facts.