0─┬ ? ? & ? ?
   └─1━┳ KANNAN NAMBIAR PARAMBATH  † & LAKSHMI AMMA KOLATHATTIL
       ┣━1━┳ KUNHI KANNAN NAMBIAR KOLATHATTIL  1903–1980 &1941 NARAYANI AMMA PUTHENVEETIL  1923–2000
       ┃   ┣━1━┳ KUNHI KANNAN NAMBIAR PUTHENVEETIL  1944–1997 &1971 LEELAVATHY VATTAPPARAMBIL  1948
       ┃   ┃   ┣━1── CHITRA VATTAPPARAMBIL  1972
       ┃   ┃   ┣━2── PRIYA VATTAPPARAMBIL  1973
       ┃   ┃   ┗━3━━ PRADEEKSH NAMBIAR VATTAPPARAMBIL  1975
       ┃   ┣━2─┬ LAKSHMIKUTTY PUTHENVEETIL  1948 & DAMODHARAN NAMBIAR VATTAPPARAMBIL  1942–
       ┃   ┃   ├─1─┬ BEENA MONIYALACHALIL  1972 &1997 PRASAD NAIR ?  1968
       ┃   ┃   │   ├─1━━ VISHNU NAMBIAR MONIYALACHALIL  1998
       ┃   ┃   │   └─2━━ KRISHNAN NAMBIAR MONIYALACHALIL  2006
       ┃   ┃   ├─2─┬ BINDU MONIYALACHALIL  1973 & RAMESH NAMBIAR ?  1967
       ┃   ┃   │   └─1━━ NAVNEET NAMBIAR MONIYALACHALIL  2002
       ┃   ┃   └─3━┳ BIMAL KUMAR MONIYALACHALIL  1975 &2006 SHYJA EDACHERI  1979
       ┃   ┃       ┗━1━━ ABHIMANYU BIMAL EDACHERI  2007
       ┃   ┣━3── BHARGAVI PUTHENVEETIL  1953
       ┃   ┗━4━┳ MAJOR NARAYANAN NAMBIAR PUTHENVEETIL  1955, Major &1982 LEELA PULICKAL
       ┃       ┣━1━━ JITESH PUTHENVEETIL NARAYANAN  1983
       ┃       ┗━2── JENESHA PUTHENVEETIL NARAYANAN  1986
       ┣━2━┳ KRISHNAN NAMBIAR KOLATHATTIL  † & NARAYANI AMMA THYKANDI  †
       ┃   ┣━1── LAKSHMI KUTTY AMMA THYKANDI
       ┃   ┗━2── DEVAKI AMMA THYKANDI & SATHEESAN NAMBIAR THYKANDI
       ┣━3━━ CHATHU NAMBIAR KOLATHATTIL
       ┣━4─┬ NARAYANI AMMA KOLATHATTIL & ? ?
       ┃   ├─1━━ GOPALAN NAMBIAR KOLATHATTIL  †
       ┃   └─2── DEVAKI AMMA KOLATHATTIL  †
       ┗━5─┬ LAKSHMI AMMA KOLATHATTIL  † & KANNAN NAMBIAR CHAKIARKANDI
           ├─1─┬ PADMAVATHI AMMA KOLATHATTIL  † & ACHUTHAN NAMBIAR KEEZHATTIL  †
           │   ├─1─┬ PRATHIBHA NAMBIAR KOLATHATTIL & CHELLAPPA KURUP
           │   │   └─1━━ MADHU KOLATHATTIL
           │   ├─2── YAMUNA KOLATHATTIL
           │   ├─3━┳ MURALI KRISHNAN KOLATHATTIL & PREETA A KOYILRETH THAZHE KUNIYIL  1962
           │   │   ┣━1── DHANYA KOYELRATH THAZHE KUNIYIL  1982
           │   │   ┗━2━━ MIDHUN NAMBIAR KOYELRATH THAZHE KUNIYIL  1988
           │   └─4━┳ RAJENDRA BABU KOLATHATTIL & USHA NAMBIAR ?
           │       ┣━1── MEGHA NAMBIAR ?
           │       ┗━2━━ SHAMBU NAMBIAR ?
           ├─2━┳ BALAKRISHNAN NAMBIAR KOLATHATTIL  1927– &1963 JANAKI AMMA  1928–
           │   ┣━1─┬ USHA MADHAVRAJ  1965 &1987 MADHAVRAJ NAMBIAR  1956
           │   ┃   ├─1━━ SANJEEV MADHAV RAJ NAMBIAR
           │   ┃   └─2━━ SUSHEEL MADHAVRAJ NAMBIAR
           │   ┗━2━┳ UMESH NAMBIAR KOLATHATTIL  1969 &1996 HAZEL ?  1970
           │       ┗━1━━ SANNIL KOLATHATTIL  1999
           ├─3── ROHINI AMMA KOLATHATTIL
           ├─4─┬ SAROJINI AMMA KOLATHATTIL  †2009 & KRISHNAN NAMBIAR VANNARATH
           │   ├─1━━ UNNI KRISHNAN NAMBIAR KOLATHATTIL
           │   ├─2━━ VASANTHAN NAMBIAR KOLATHATTIL
           │   └─3── RETHI KOLATHATTIL
           ├─5━━ VELAYUDHAN NAMBIAR KOLATHATTIL
           ├─6── KOMALAM KOLATHATTIL & BALAKRISHNAN NAMBIAR DAIVATTAR KANDI
           └─7─┬ NARAYANI AMMA KOLATHATTIL & ACHUTHAN NAMBIAR ILAMBILARI  †
               ├─1── VILASINI KOLATHATTIL & VIJAYAN NAMBIAR
               ├─2── GOWRI KOLATHATTIL
               ├─3── SATHI DEVI KOLATHATTIL
               ├─4━━ HARI BABU NAMBIAR KOLATHATTIL
               ├─5── USHA DEVI KOLATHATTIL
               └─6━━ DEYALAN NAMBIAR KOLATHATTIL