What is #1stbirthday used for?

#1stbirthday is a popular hashtag used on Instagram, TikTok, YouTube, and LinkedIn to categorize content. It has 7 related hashtags. The best hashtags to pair with #1stbirthday are: #1stbirthdayparty, #smashcake, #firstbirthday, #cakesmash, #birthdayparty.

How many hashtags should I use with #1stbirthday?

For Instagram, use 20-30 hashtags including #1stbirthday. For TikTok, use 3-5 hashtags. For YouTube, use 3-5 in description. For LinkedIn, keep it to 3-5 professional hashtags. Studies show this can increase engagement by +45%.

How do I use #1stbirthday on Instagram?

On Instagram, add #1stbirthday in your caption or first comment with 20-30 related hashtags. Best tags to combine: #1stbirthdayparty, #smashcake, #firstbirthday. Use in Stories and Reels for extra discovery.

Does #1stbirthday work on TikTok?

Yes! Use #1stbirthday with 3-4 related hashtags like #1stbirthdayparty and #smashcake. Posts using #1stbirthday see 3.5x more reach on average. TikTok prioritizes content quality, so pair with trending sounds.

Can I use #1stbirthday on YouTube?

Yes, add #1stbirthday to your video title — first 3 hashtags appear above the title. Include related tags like #1stbirthdayparty, #smashcake in your description. Works great for YouTube Shorts.

Is #1stbirthday still popular in 2026?

Yes! #1stbirthday remains highly popular in 2026 with 7 related hashtags and 43+ posts analyzed. 70% of top-performing posts in this niche use #1stbirthday or related tags.

#1stbirthday

Discover 7 trending hashtags related to #1stbirthday for Instagram, TikTok, YouTube & LinkedIn in 2026.

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Best hashtags to use with #1stbirthday:

#1stbirthdayparty, #smashcake, #firstbirthday, #cakesmash, #birthdayparty

Based on analysis of 43 posts • 7 related hashtags found

📊 #1stbirthday Statistics & Insights

70%

of top posts use related tags

3.5x

avg reach with #1stbirthday

+45%

engagement boost

optimal hashtags (IG)

Data based on analysis of 43+ posts using #1stbirthday • Updated 2026

Related Tags

Post Connections

15%

Avg Relevance

Copy & Paste #1stbirthday Hashtags

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Instagram Hashtags

30 hashtags • Caption or comment

#1stbirthday #1stbirthdayparty #smashcake #firstbirthday #cakesmash #birthdayparty #birthday #happybirthday

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TikTok Hashtags

5 hashtags • Video caption

#1stbirthday #1stbirthdayparty #smashcake #firstbirthday #cakesmash

▶️

YouTube Hashtags

5 hashtags • Title & description

#1stbirthday #1stbirthdayparty #smashcake #firstbirthday #cakesmash

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LinkedIn Hashtags

5 hashtags • Professional posts

#1stbirthday #1stbirthdayparty #smashcake #firstbirthday #cakesmash

Related Hashtags for #1stbirthday

Click any hashtag to explore its related tags

7 tags

1#1stbirthdayparty44%

How to Use #1stbirthday on Each Platform

Platform-specific strategies to maximize your reach with #1stbirthday

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Instagram

20-30 hashtags recommended

✓Add #1stbirthday in your caption or first comment
✓Mix #1stbirthdayparty, #smashcake, #firstbirthday for best reach
✓Use in Stories and Reels for extra discovery
✓Combine popular hashtags with niche-specific ones
→Pro tip: Save hashtag sets for quick reuse

🎵

TikTok

3-5 hashtags recommended

✓Less is more — use #1stbirthday + 3-4 related tags
✓Check FYP trends for #1stbirthday variations
✓Pair with trending sounds for algorithm boost
✓Content quality matters more than hashtag count
→Pro tip: Add hashtags at end of caption

▶️

YouTube

3-5 hashtags recommended

✓Add #1stbirthday in video title for visibility
✓First 3 hashtags show above video title
✓Include in description with related: #1stbirthdayparty, #smashcake
✓Add to video tags for search ranking
→Pro tip: Use Shorts with hashtags for discovery

💼

3-5 hashtags recommended

✓Keep #1stbirthday professional and industry-relevant
✓Add hashtags at the end of your post
✓Follow #1stbirthday to engage with community
✓Combine with thought leadership content
→Pro tip: Check hashtag followers before using

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Explore More Hashtags

Best #1stbirthdayparty hashtags Best #smashcake hashtags Best #firstbirthday hashtags Best #cakesmash hashtags Best #birthdayparty hashtags Best #birthday hashtags Best #happybirthday hashtags

#1stbirthday

Best hashtags to use with #1stbirthday:

📊 #1stbirthday Statistics & Insights

Copy & Paste #1stbirthday Hashtags

Related Hashtags for #1stbirthday

How to Use #1stbirthday on Each Platform

Instagram

TikTok

YouTube

LinkedIn

People Also Ask About #1stbirthday

What is #1stbirthday used for?

How many hashtags should I use with #1stbirthday?

What are the best hashtags to use with #1stbirthday?

Does #1stbirthday work on TikTok?

How do I use #1stbirthday on Instagram?

Is #1stbirthday still popular in 2026?

What hashtags are similar to #1stbirthday?

How to get more likes with #1stbirthday?

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