2011–12 Országos Bajnokság I (men's water polo)

{{Infobox football league season

| caption =

| competition = OB I

| season = 2011–12

| winners = Vasas SC

| relegated = PVSK-Füszért

| continentalcup1 =

| continentalcup1 qualifiers =

| continentalcup2 =

| continentalcup3 =

| continentalcup3 qualifiers =

| league topscorer = Weszelovky László (Szentesi VK)

| biggest home win =

| biggest away win =

| highest scoring =

| prevseason = 2010–11

| nextseason = 2012–13

}}

The 2011–12 Országos Bajnokság I is the 106th season of the Országos Bajnokság I, Hungary's premier Water polo league.

Teams

{{Location map+ |Hungary |width=400 |float=right |caption=Location of teams in 2011–12 Nemzeti Bajnokság I |places=

{{Location map~ |Hungary |lat=47.471944 |long=19.050278 |label=Budapest}}

{{Location map~ |Hungary |mark=TransparentPlaceholder.png |lat=46.50 |long=21.25 |label=Budapest teams:
BVSC-Zugló
FTC
Honvéd
Orvosegyetem
Vasas |position=right }}

{{Location map~ |Hungary |lat=47.52997 |long=21.63916 |label=Debrecen }}

{{Location map~ |Hungary |lat=46.3907 |long=20.1526 |label=Szentes }}

{{Location map~ |Hungary |lat=46.36383 |long=17.78225 |label=Kaposvár }}

{{Location map~ |Hungary |lat=46.07125 |long=18.23311 |label=PVSK }}

{{Location map~ |Hungary |lat=46.255 |long=20.145 |label=Szeged}}

{{Location map~ |Hungary |lat=47.17471 |long=20.17626 |label=Szolnok}}

{{Location map~ |Hungary |lat=47.89902 |long=20.37470 |label=Eger}}

}}

class="wikitable sortable"

! Club

! City

! Pool

BVSC-Zugló

| Budapest

| BVSC Sportuszoda

Debreceni Cívis Póló Vízilabda SE

| Debrecen

| Debrecen Swimming Pool Complex

FTC-Fischer Klíma

| Budapest

| Népliget Sportuszoda

Groupama Honvéd

| Budapest

| Kőér Street Swimming Pool

Kaposvári VK

| Kaposvár

| Kaposvári Sportuszoda

Kalo-Méh CS&K Szentesi VK

| Szentes

| Szentesi Üdülőközpont

Orvosegyetem SC

| Budapest

| Alfréd Hajós National Swimming Stadium

PVSK-Füszért

| Pécs

| Abay Nemes Oszkár Sportuszoda

A-Híd Szeged Beton VE

| Szeged

| Tiszaligeti Sportuszoda

Szolnoki Vízilabda SC

| Szolnoki Dózsa-KÖZGÉP

| Újszegedi Sportuszoda

TEVA-Vasas-UNIQA

| Budapest

| Komjádi Swimming Pool

ZF-Eger

| Eger

| Aladár Bistkey Swimming Pool

Final standing

class="wikitable" style="text-align: left;"
width=10px bgcolor=#ccffcc\|	Qualified for the 2012–13 LEN Champions League
width=10px bgcolor=#bbebff\|	Qualified for the 2012–13 LEN Euro Cup

class="wikitable"
width=40\|Rank !width=290\|Team
align="center" \|{{gold01}} \|align="left" \| 20px TEVA-Vasas-UNIQA
bgcolor=#ccffcc \|align="center" \|{{silver02}} \|align="left" \| 20px ZF-Eger
bgcolor=#ccffcc \|align="center" \|{{bronze03}} \|align="left" \| 20px A-Híd Szeged Beton
align="center" \| 4 \|align="left" \| 20px Grupama Honvéd
bgcolor=#bbebff \|align="center" \| 5 \|align="left" \| 20px Debreceni VSE
bgcolor=#bbebff \|align="center" \|6 \|align="left" \| 20px Szolnoki Dózsa-KÖZGÉP
align="center" \| 7 \|align="left" \| 20px FTC-Fisher Klíma
align="center" \| 8 \|align="left" \| 20px Kalo-Méh CS&K Szentes
align="center" \| 9 \|align="left" \| 20px Kaposvár
align="center" \|10 \|align="left" \| 20px Orvosegyetem SC
align="center" \|11 \|align="left" \| 20px BVSC-Zugló
align="center" \|12 \|align="left" \| 20px PVSK-Füszért

class="wikitable"

width=40|Rank

!width=290|Team

align="center" |{{gold01}}

|align="left" | 20px TEVA-Vasas-UNIQA

bgcolor=#ccffcc

|align="center" |{{silver02}}

|align="left" | 20px ZF-Eger

bgcolor=#ccffcc

|align="center" |{{bronze03}}

|align="left" | 20px A-Híd Szeged Beton

align="center" | 4