Saint Kitts and Nevis
English

Saint Lucia
English (official), French patois

Saint Martin
French (official language), English, Dutch, French
Patois, Spanish, Papiamento (dialect of Netherlands Antilles)

Saint Pierre and Miquelon
French (official)

Saint Vincent and the Grenadines
English, French patois

Samoa
Samoan (Polynesian), English

San Marino
Italian

Sao Tome and Principe
Portuguese (official)

Saudi Arabia
Arabic

Senegal
French (official), Wolof, Pulaar, Jola, Mandinka