>I think that one is just ignorance. I would bet 99% of those who cheer, cheer for old Notre Dame have no idea what a corruption their pronunciation is of the correct one.

Here's my regular list of mispronounced French:

French		American	should be, IMO
Barbour		barber		barboor
Bastille	basteel		bastiy
Braille		brejl		bruy
boulevard	boolevard	boolevar
bulletin	bewlletin	bill-ten
camus		kamu		kamee
champagne	shempayne	shum-punny  (a "ny" as in "new" but not as "noo")
cognac		koun-jek	kony-uck (same "ny" sound)
debut		daybew		debee
dépôt		deepoe		dehpoh
design		deezine		dehzehn
Duchamp		dew-champ	di-shun
Dupree		dew-pree	di-prey
Foucault	foo-colt	fou-coe
Guy		ghye		ghi
Hugo		hew-goe		eegoh
Jacques		jack		zhak
Joseph		joe-seph	zhozef
Madeleine	medelin		mahdlehn
Napoleon	nep-ow-lee-un	nah-poh-leh-on
niche		nitch		neesh
Peugeot		poozhaw		pehzhaw
Picard		pikard		pikar
piedmont	pidmont		pih-yeh-mont
Poincaré	ponkare		poh-en-kare
randezvous	ran-day-view	rahn-deh-voo
renault		renolt		reh-noh
Richelieu	ritch-lee-er	rish-elly-eh (ly analogue to ny but with l)