I had a very bizarre dream where at the end I was in a room singing then having a heated discussion with someone who claimed to be the malach of 'Am Yisrael'. Is there such a thing as a Malach for Am Yisrael?
Pirkei DeRabbi Eliezer, perek 24, makes it clear that while other nations get their own angel, Israel gets Hashem himself.
Daniel 12:1 identifies מיכאל, Michael:
This is reconciled with josh waxman's excellent answer by Exodus Raba Bo 5, that identifies him as the angel that defends us against accusations, rather than an officer appointed over us:
Nachmanides explains further in his commentary on Lev 18:25 along the same lines, that Michael is an officer that seeks out mercy for Israel, not an officer in a sense of overlordship or rule, as is the case with other angels.
1. One should not annunciate this name out loud, nor other names, such as diablo and the like used by other languages, as this is like mentioning the name of a foreign god, (Ex 23:13). Especially at night, (See the book מלאכי עליון by Reuben Margoleous, page רמח, footnote עז:א)