氷の杖 / 氷のつえ [koori no tsue] or 'ice staff' in Japanese.
Final Fantasy III

Stats: ATK 20, ACC 50, INT +2, MND +2, weight 0, Ice damage, casts Blizzard
Use: ONK, WHM, BLM, RDM, EVO, DEV, MAG, SMN, SAG
Buy: 3,500 gil (sell: ? gil)
Shop: Village of the Ancients, Dwarven Hollows
Treasure: Tokkul, Gulgan Gulch
Type: Staff
Final Fantasy IX
Stats: ATK 16, Ice element
Equip: Vivi
Abilities: Blizzara, Slow
Buy: 980 gil (sell: 490 gil)
Shop: Treno (equipment shop), Cleyra (Burmecian soldier Dan's shop), Lindblum (Dragoos' shop (disc 2)), Conde Petie (Thomas Goldpiler's shop), Black Mage Village (equipment shop (disc 3)), Alexandria (weapon shop (disc 3))
Steal: Gizamaluke
Treasure: Cleyra Trunk
Description: Staff with a divine ice power dwelling inside
Type: Staff

Final Fantasy XII
Stats: ATK 33, EVA 8, MAG 4
Range: 1, Charge time: 34, Combo chance: 0, Knockback chance: 10
Buy: 2,400 gil (sell: 1,200 gil)
Other: Gives a boost to wielder's Ice-based abilities
Other: as 'Glacial Staff'
Ring of Fates
Stats: ATK 25, DEF 5, MAG 25
Buy: - (sell: 225 gil)
Craft: Ice Weapon scroll
Bonus 1-star: MAG Boost 1, Azure Essence 1, Anti-Frost Boost 1
Bonus 2-star: MAG Boost 2, Azure Essence 2, Anti-Frost Boost 2, MAG Boost 1+Azure Essence 1, Azure Essence 1+Anti-Frost Boost 1, Anti-Frost Boost 1+MAG Boost 1
Bonus 3-star: MAG Boost 3, Azure Essence 3, Anti-Frost Boost 3, MAG Boost 2/5+Azure Essence 2+Anti-Frost Boost 2
Airborne Brigade

R+
Type: Staff, Element: Ice, Growth: Normal, Cost: 14
Attack: 1,070 (lv1), 4,299 (lv80), 5,117 (lv100), 5,934 (lv120), 6,752 (lv140), 7,570 (lv160)
Defense: 1,090 (lv1), 4,379 (lv80), 5,211 (lv100), 6,044 (lv120), 6,877 (lv140), 7,710 (lv160)
Obtain: any chest that gives this rank
Other: as 'Glacial Staff'
R
Type: Staff, Element: Ice, Growth: Fast, Cost: 10
Attack: 730 (lv1), 2,398 (lv60), 2,598 (lv75), ? (lv90), ? (lv105), 3,100 (lv120)
Defense: 760 (lv1), 2,492 (lv60), 2,699 (lv75), ? (lv90), ? (lv105), 3,220 (lv120)
Obtain: any chest that gives this rank
Pictlogica

Ice Staff (Tsue)
Stats (lv1): STR +20, INT +22
Stats (lv15): STR +35, INT +37
Buy: - (sell: ? gil)
Obtain: -
Alchemy: Cherry Staff, Magicite Fragment, White Drop
Type: Staff, Rarity: ★★★, Element: Ice
Other: 氷の杖 in Japanese

Ice Staff (Staff)
Stats (lv1): STR +26, INT +20
Stats (lv15): STR +49, INT +44
Buy: - (sell: ? gil)
Obtain: event quest Challenge the Magic Castle Limited
Type: Staff, Rarity: ★★★, Element: Ice
Other: アイススタッフ [ice staff] in Japanese, so is in fact another weapon compared to the others presented on this page
Record Keeper

Ice Staff (IX)
Stats: ATK +25, ACC 95, MAG +74, MND +44 (lv1), ? (lv5), ? (lv10), ? (lv15), ? (lv20), ? (lv25), ATK +39, ACC 95, MAG +121, MND +69 (lv30)
Max Level: lv20 (initial), lv25 (first evolve), lv30 (second evolve)
Type: Staff, Rarity: ★★★★★
Other: strengthen Ice element attacks (effect: small)
Other: enables use of the Blaze Soul Break when equipped

Glacial Staff (XII)
Stats: ATK +6, MAG +10, MND +20, ACC 89 (lv1), ? (lv5), ? (lv10), ? (lv15), ATK +15, MAG +24, MND +48, ACC 89 (lv20)
Max Level: 10 (initial), 15 (first evolve), 20 (second evolve)
Type: Staff, Rarity: ★★★
Other: strengthens Ice-element attacks (effect: small)
Category: Equipment