Choosing a great name for your Tumblr blog is all about matching your vibe—whether that’s aesthetic, minimalist, or fandom-focused. Your name is actually two things: your (the link to your blog) and your Blog Title (the display name at the top). Quick Rules for a Perfect Name
Use keywords that describe what you’ll post. If it’s a meme blog about Game of Thrones , use terms like "khaleesis" or "dragons". Nombres para Tumblr
Go to Account settings > Edit Appearance. Changing this will break old links to your blog, so choose carefully. Choosing a great name for your Tumblr blog