10 Best Nano Banana Portrait Prompts for Men, Women & Couples (2026)

Want reliable portrait results without writing prompts from scratch each time?

This guide gives you 10 practical Nano Banana prompts based on real-world use cases: professional headshots, social portraits, cozy lifestyle photos, and romantic couple scenes.

Use them as-is first, then adapt outfit, background, and lighting lines to match your own brand style.

Quick Prompt Formula

Use this structure when you customize any prompt below:

[Task] + [Subject] + [Background] + [Style] + [Lighting] + [Constraints]

Nano Banana Prompts for Men

Prompt #1: Clean LinkedIn Headshot

Turn this selfie into a professional LinkedIn headshot of a man.
Background: softly blurred office with big windows.
Style: clean, realistic, subtle retouching, no heavy filters.
Lighting: soft daylight from the front.
Constraints: keep facial features and hairstyle accurate, no text.

Best for: LinkedIn profiles, resume photos, company team pages.

Prompt #2: Casual Street Portrait

Create a cinematic street-style portrait of a man walking down a city street at night.
Outfit: plain T-shirt, jeans, sneakers.
Background: neon signs and reflections on wet pavement.
Style: realistic, slight film grain, shallow depth of field.
Frame: mid-shot from the waist up, Instagram-ready.

Best for: personal brand posts, creator profile content, social campaigns.

Cinematic night street portrait of a man walking with neon reflections.

Prompt #3: Formal Portrait With Blazer

Create a studio portrait of a man wearing a dark blazer over a plain T-shirt.
Background: neutral grey gradient.
Lighting: softbox-style portrait lighting with gentle shadows.
Style: realistic, sharp details, suitable for website About page.

Best for: founder bios, About pages, professional introductions.

Formal studio portrait of a man in a dark blazer against a neutral gray backdrop.

Prompt #4: Travel Explorer Shot

Turn this photo into an image of a man standing on a mountain viewpoint at sunrise.
Add: clouds below, golden light on the face.
Outfit: hiking jacket and backpack.
Style: cinematic landscape, rich colors, wide-angle perspective, Instagram-ready.

Best for: travel creators, outdoor brands, adventure storytelling.

Travel explorer portrait of a man on a mountain viewpoint at sunrise.

Prompt #5: Fitness Progress Photo

Transform this gym selfie into a fitness magazine-style photo of a man mid-workout.
Lighting: dramatic side lighting emphasizing muscles, dark background.
Style: realistic, high contrast, crisp details, no overdone smoothing.
Constraints: keep body shape natural and realistic.

Best for: fitness coaching pages, transformation posts, gym campaigns.

Fitness progress portrait of a man lifting dumbbells with dramatic side lighting.

Nano Banana Prompts for Women

Prompt #6: Soft Pastel Aesthetic Portrait

Turn this portrait into a soft pastel aesthetic photo of a woman.
Background: blurred flowers in pastel colors.
Lighting: warm golden hour sunlight.
Style: dreamy, gentle skin glow, light film grain, Instagram-ready.

Best for: beauty content, lifestyle posts, gentle editorial mood.

Soft pastel portrait of a woman among flowers in warm golden-hour light.

Prompt #7: Cozy Indoor Portrait

Turn this photo into a cozy indoor portrait of a woman sitting by a window.
Add: a mug of coffee, soft blanket, bookshelf in the back.
Style: warm, slightly desaturated, natural light, shallow depth of field.

Best for: home lifestyle creators, seasonal campaigns, calm brand visuals.

Cozy indoor portrait of a woman by a window with a coffee mug and blanket.

Nano Banana Prompts for Couples

Prompt #8: Sunset Beach Portrait

Turn this couples photo into a romantic sunset beach scene.
Pose: couple holding hands, walking near the water.
Lighting: warm golden sun low on the horizon.
Style: cinematic, soft focus on background, realistic skin tones.
Constraints: no added text or props.

Best for: anniversary posts, travel couple content, engagement teasers.

Romantic couple walking hand in hand on a beach at sunset.

Prompt #9: Pre-Wedding Garden Shoot

Transform this couple's photo into an elegant pre-wedding portrait.
Setting: garden with fairy lights and flowers.
Outfits: semi-formal, flowing dress and blazer.
Style: soft, dreamy, slightly desaturated, shallow depth of field.

Best for: pre-wedding galleries, invitation visuals, romantic portfolio work.

Elegant pre-wedding couple portrait in a flower garden with fairy lights.

Prompt #10: Travel Postcard

Create an image of this couple standing in front of a famous landmark.
Choose: Eiffel Tower (or another location).
Style: vibrant travel postcard, wide-angle composition.
Constraints: keep facial features accurate, no added text.

Best for: travel reels cover images, destination campaigns, memory albums.

Vibrant travel postcard portrait of a couple at the Eiffel Tower.

Tips for Better Results

Keep your source photo clear, front-lit, and high resolution.
Start with the exact prompt, then tweak only one line each round.
Use the same base photo when comparing styles for consistency.
Add clear constraints (keep facial features accurate, no added text) to reduce drift.

Ready to Try These 10 Prompts?

These prompts are designed as practical starting points, not rigid templates.
Run them once, compare outputs, then adapt background and mood lines to your niche.