Great — here are highly recommended Melbourne hotels that work especially well for multi‑generational family stays, grouped by type with why they’re a good fit and a source you can check for room layouts, interconnecting rooms or family packages.

Luxury (spacious suites, hotel services & pools)

• Crown Towers (Southbank) — Best for big-family suites, luxury services and on‑site family entertainment (two‑bedroom/ Tower Suites, dining, pools, spa; easy access to Crown precinct). (crownhotels.com.au)
• The Langham, Melbourne (Southbank) — Best for comfortable suites with separate living areas, connecting rooms, indoor pool and upscale family amenities. Good for grandparents who want quieter, higher‑service accommodation. (langhamhotels.com)

Serviced apartments / aparthotels (separate bedrooms, kitchens, laundry — great for multi‑gen stays)

• Quay West Suites (Southbank) — One/Two/Three‑bedroom suites with full kitchens, balconies and 2‑bathroom layouts (many suites lockable/interconnecting) — ideal when you want apartment space plus hotel facilities. (quaywestsuitesmelbourne.com.au)
• Meriton Suites (CBD, King St) — Large 2– and 3‑bedroom apartment suites with full kitchens, laundry and indoor pool — strong value for groups that want self‑catering and separate sleeping zones. (meritonsuites.com.au)
• Adina Apartment Hotel (Flinders / Southbank) — One‑ to three‑bedroom apartments with full kitchens and penthouses available; excellent central location near Federation Square for easy sightseeing with older/younger relatives. (adinahotels.com)
• Quest Apartments (multiple CBD & suburban locations) — Serviced two‑ and three‑bedroom apartments, accessible options and group booking support — good when you need flexibility and space across different Melbourne neighbourhoods. (questapartments.com.au)

Family‑focused city hotels (interconnecting rooms, kids’ offers, pools)

• Novotel Melbourne on Collins (CBD) — Novotel family policy and family rooms (kids often stay/eat free offers, kids’ facilities) and very central location for easy walking to attractions. (novotelmelbourne.com.au)
• Pullman Melbourne on the Park (near Fitzroy Gardens / MCG) — Large rooms and interconnecting offers, outdoor pool and great access to park/MCG — handy for families attending sporting events or wanting garden access. (pullmanonthepark.com.au)
• Crown Promenade / Crown Metropol (Southbank) — Multiple room types including adjoining/interconnecting options and family packages; close to Crown’s entertainment precinct (useful if you want cinema, bowling or kid activities onsite).