* Scottish Gaelic: This is a Celtic language spoken primarily in Scotland, particularly in the Highlands and Islands. It's part of the Goidelic branch of the Celtic language family, along with Irish and Manx.
* Irish Gaelic: This is also a Celtic language, spoken primarily in Ireland. It's also part of the Goidelic branch of the Celtic language family, and closely related to Scottish Gaelic.
So, to answer your question, Gaelic languages are Celtic languages.
It's important to note that "Gaelic" can also be used in a broader sense to refer to any language in the Goidelic branch of the Celtic family, including Irish, Scottish Gaelic, and Manx.
If you're interested in learning more about a specific Gaelic language, it's helpful to specify whether you're interested in Irish or Scottish Gaelic.